Recently, I published a piece titled "Top 10 Hated Modern Car Features." Reading through the reactions, I realized some folks might assume I am just a Luddite grumbler—a stubborn anti-tech skeptic who refuses to embrace innovation. Quite the opposite: I love technology, and I understand it deeply. As a trained scientist, I refuse to accept glossy marketing brochures or automaker PR as absolute truth; instead, I analyze how new technology actually functions under real-world conditions to form an objective assessment. Today, I am flipping the coin to showcase the innovations that are genuinely brilliant and widely beloved. In fact, there are so many excellent additions to modern vehicles that this list features 15 items—5 more than the features we love to hate.
I absolutely love technology and am deeply committed to saving Mother Earth. I sincerely appreciate every effort by individuals and organizations to enhance safety, protect our environment, and make the world a better place. Car manufacturers are certainly part of that mission, but over the last two decades, many of their innovations have been entirely counterproductive. A surprising number of modern car features do nothing to benefit drivers or the planet—in fact, they cause severe harm to consumers, ruin long-term vehicle reliability, and generate unnecessary industrial waste, all to squeeze out a tiny fraction of an MPG so automakers can rack up lucrative EPA carbon credits that mean big money for their bottom line. Here are ten features that fit squarely into this category, ranked from merely frustrating to outright ridiculous. Also read the 15 most loved features here.
If you've visited a dealership service department lately, you've likely faced long wait times, sky-high labor rates, and missed diagnoses. If you have a chance to look into the service building, it's often mostly empty—most bays don't even have a technician working. When you're paying $150 to $250 an hour, you expect master-level expertise —and plenty of qualified technicians willing to do the job. So why are mechanics so hard to find at dealerships, let alone competent ones?
Most people who sign up for Amazon Prime know the drill: two-day shipping on orders and free movies or shows on Prime Video. It’s the default toolkit almost everyone relies on. Yet, under the surface, a Prime membership includes a quiet ecosystem of lesser-known perks—from everyday savings to digital features—that many subscribers leave completely untouched. Here is a breakdown of the hidden benefits of Amazon Prime that might surprise even a 10-year veteran of the platform.
Chinese names are a source of constant fascination—and endless confusion—for Westerners. As a die-hard chess fan who spends way too many hours following tournaments, I can tell you that the comment sections during games with Chinese grandmasters are absolute battlegrounds of naming debates. Is Ding his first name or his last name? Why do people call Wei Yi by two short words? To put an end to the forum wars once and for all, I’ve put together this breakdown of how Chinese names actually work, so you can sound like a seasoned insider next time a major tournament rolls around.
There is an undeniable satisfaction in taking care of your own car—a feeling of self-reliance that modern car owners rarely get to experience anymore. Yet, so many drivers put off basic maintenance or pay steep service prices simply because crawling under a vehicle feels messy, tedious, and intimidating.
If your vehicle has triggered a check engine light with fault codes P2024, P2025, or P2026, do not rush out to buy a replacement part just yet. While OBD-II scanners point directly toward an EVAP system failure or temperature sensor issue, the actual root cause is very often an unseen broken wire in the harness.
When I bought my 2006 Volvo XC90 back in April 2024 with 251,000 miles (now sitting strong at over 266,000 miles as of September 2026!), one of the very first things I wanted to do was upgrade the ancient factory head unit.
Like most people raised outside of Japan, the concept of an electronic bidet toilet seat sounded pretty weird to me at first. I’d heard about them and seen them popped into pop culture—like in Cars 2 when Mater gets completely startled by a high-tech Japanese toilet—but I never actually considered getting one for my own home.
Most car owners—myself included, even as a lifelong DIYer—tend to live by a simple rule: if the engine is running fine without any obvious hiccups or check engine lights, why fix what isn't broken? Spark plugs easily slip into this trap. They are tucked away out of sight, and because modern engines are remarkably good at compensating for gradual wear, you rarely wake up to a car that suddenly won't start. It’s easy to look at a maintenance schedule, see a spark plug line item, and decide to push it off until the car actually gives you a reason to care.
People always ask me how my fruit trees are so huge, healthy, and productive. My answer is always the same: I don't do anything. I don't even water them starting in their second year.
Nearly sixteen years ago, I was a brand-new homeowner who knew surprisingly little about maintaining a house. Major home systems intimidated me, and our natural gas furnace sat right at the top of that list. When our heating system began failing in the dead of winter—about three years after we moved in—it didn’t feel like a routine home repair. To make the stakes impossibly high, we had just brought home a newborn baby. With an infant in the crib, every cold draft felt urgent, and every mechanical malfunction felt dangerous.
If you are a football fan, for the last 30 years, the most iconic name in the sport has undoubtedly been Ronaldo. From Milan to Madrid, from Barcelona to Manchester, the name has defined multiple generations of greatness.
If you have been following the path to deploying a Django app, you have likely stumbled upon a tutorial by Real Python, the undisputed giant of Python education. Their guide, Securely Deploy a Django App With Gunicorn, Nginx, & HTTPS, is a staple for anyone moving from development to a production server.
If you really like Pi-hole for ad-free and improved privacy browsing, and want to turbo-charge it so you can use it anywhere—on 5G, at the airport, or at a café, on any device—this is the ultimate privacy upgrade. This setup is more geeky than just setting up a Pi-hole at home, but it is quite doable with some knowledge of web servers and networking.
It is perfectly understandable why chess names are a battlefield of pronunciation. If you have ever wondered how to say Ding Liren correctly or struggled with Slavic surnames, you are not alone. Learning a foreign language is a massive undertaking, and adapting your vocal muscles to the unique sounds of another culture is far from easy. There is absolutely no shame in making a mistake or defaulting to a westernized version of a name. However, it only becomes a shame when someone is too stubborn to listen, or worse, bullies someone else for using a different pronunciation—especially when that person might actually be the one getting it right.
To a Western Chess player, Chinese Chess (Xiangqi) rules feel like a fever dream: perpetual checking is illegal, the leader is trapped in a box, and pieces jump over each other to capture. Conversely, a Xiangqi player looks at Western Chess and finds it absurd that a trapped King can swindle a draw through stalemate or that a tiny Pawn can magically transform into a powerful Queen. Even though these rules seem odd to outsiders, they were designed to make the games more fun and playable. As games, they are equally beautiful. I personally enjoy both games immensely. To fully appreciate the beauty of the games, it's important to understand the reasons behind the rules. If you look deeper, you realize that the oddities of Xiangqi almost always have a grounded historical context and—sorry chess players—chess is the odd one in reality.
The current consensus on the history of chess is taught as a settled fact: the game originated in India as early as the 6th century. According to this narrative, it was known as Chaturanga and was so popular that it was played at royal parties and military courts. It supposedly represented the four divisions of the Indian army and served as the direct ancestor to every version of chess played today. Except this entire timeline is likely wrong.
Choosing the right toilet seal can mean the difference between a fresh bathroom and a mysterious “something died in the pipes” smell. Rubber seals are marketed as the modern, mess-free solution, but the traditional wax ring still earns its reputation for reliability thanks to one simple advantage: physics.
Maintaining a home often feels like being a detective where the crime scene keeps resetting. Recently, I found myself staring at a mysterious white powder appearing along my baseboard. It's in a colder room facing an exterior wall. I’d wipe it off, and like clockwork, it would return.
Calling a "Pro" Should Not Be Your Default Response to A Problem When an appliance or home system acts up, most homeowners do the same thing: panic… then call a professional. That reflex has probably cost people way more money than necessary. Here are three real stories (including two YouTube videos of mine) with one simple takeaway: Not every “professional” is an expert. Some are just expensive iDiots — certified, confident, expensive, and guarding their diagnosis like it is an Apple trade secret.
My son recently dove headfirst into the world of PC building. After weeks of research, part selection, and careful assembly, his new machine finally powered on — success. At the heart of it sat an ASUS Prime B550M-A WiFi II motherboard, packed with modern features like PCIe 4.0 and Wi-Fi 6.
If you trade options, have you ever noticed your broker’s IV looks wrong on a Friday? For example, just now, when I looked at the number in the Robinhood App, I knew something was definitely wrong. As it turned out, many Apps use calendar days, ignoring the fact that markets are closed on weekends, to calculate options. This "Time Inflation" creates a massive error in your Greeks. The numbers are still wrong on other days, just not as obvious.
The Car Battery Secret: Why the Dealer’s "Internal Memo" Is Worth Exactly Nothing
Most people treat car batteries like disposable light bulbs: use them until they die, complain loudly, then buy another one. The truth is far more irritating — most car batteries don’t die naturally. They are slowly and predictably killed years before their time.
Today, I’ll explain why manually charging your car battery year-round is one of the simplest ways to massively extend its life. I’ll also share a story about a dealership that tried to dodge a valid warranty claim using a phrase corporations love when they run out of arguments: "internal memo."
I am sure most people have a crazy dealership story, but mine is going to surprise you. This is one surprise after another, so stay until the end—you won't be disappointed. It was the end of 2023, and my 2019 Audi Q7 had just two months of warranty left. I ran an OBD11 scan and found a few codes, including an intermittent transmission issue and a static code for a glass breakage sensor. I took it in for a final check, and that is where the nightmare began.
I don’t mean the fruit. I mean the four-trillion-dollar company that many people love—and just as many quietly resent. And it eats my lunch!
Why this post exists
Homeowners are often told that any cracked heat exchanger is an immediate life-safety emergency that requires instant furnace replacement. This message is usually delivered with alarming language, unclear camera images, and very little explanation of how furnaces actually work.
This article is not arguing that cracked heat exchangers are harmless or should be ignored. Instead, it explains why continuous carbon monoxide (CO) monitoring can be a more practical, objective, cost-effective and homeowner-friendly safety strategy than routine, speculative heat-exchanger inspections — especially in modern homes with modern furnaces. The goal is simple: focus on real risk, not fear.
I decided to write this guide for two reasons. First, the level of misunderstanding regarding electrical safety is massive. This isn’t necessarily your fault; the word grounding itself is a historical misnomer. Most people misunderstand it, and surprisingly, many licensed electricians do too. Second, grounding is vital—do it right, and it saves lives; get it wrong, and it can kill.
The Mystery of the Constant Repair Bill
Several years ago, I began noticing a pattern in a car enthusiast group. People were constantly complaining about breakdowns—repairs one after another, sometimes multiple times a year. The bills ranged from hundreds to thousands of dollars, and in some cases climbed close to $10,000.
What made this truly puzzling was that many of these owners were driving cars widely considered to be reliable. That raised a simple but uncomfortable question: What is actually going on?
The AI landscape in 2026 has moved beyond simple prompts. We are now seeing a clear divide between models that excel at conversation and creativity and those built for practical building and engineering. For developers and creators, choosing the wrong tool can easily waste hours—or even days—of effort.
You didn’t misread the title — it’s worse than you think.
Calling this holiday “Lunar New Year” is not a harmless linguistic shortcut. It is not a neutral umbrella term. It is a scientifically incorrect label that survives only because correcting it would be socially inconvenient.
You can respect cultures without lying about how their calendars work. The fact that this needs to be said at all is already a bad sign.
Fifteen years ago, I bought my first home. Like most buyers, I relied on the professional home inspection, which included a radon test. It was summer, and the results came back at 2 pCi/L—well under the EPA action limit. I was told the house was safe, and for most people, that would have been the end of the story.
The "Old House" Assumption
For 15 years, I lived with a persistent, localized odor in my basement. I have a very sensitive nose and often smell things that others can't, so I simply chalked it up to "old house smell"—that stagnant, basement-level funk you just accept as part of the architecture. However, this winter, I started working from home in my office on the top floor, and the data points began to shift. I noticed a new, intolerable smell that peaked around 9:00 AM—roughly 2 to 3 hours after the furnace kicked on. Curiously, the smell would seem to vanish about 30 minutes later, perhaps because the "slug" of gas had cleared, or perhaps because I simply got used to it.
In the world of cloud infrastructure, Oracle Cloud Infrastructure (OCI) is often considered the "baby" of the family. While Amazon Web Services, Microsoft Azure, and Google Cloud Platform established their dominance a full decade earlier, OCI’s modern Gen 2 infrastructure didn't truly enter the ring until 2016. However, while it may be the underdog in age, it has become a undisputed giant in its "Always Free" offerings.
I’ll admit it: I’m late to the party. While some have been living in the AI world for years, I only started a few months ago. I began with ChatGPT, but lately, I’ve found myself almost exclusively using the free tier of Gemini.
I have used AI for a lot more than just web development; we’ve discussed a vast range of topics including nutritional science, DIY projects, and the ethics of technology. After a few months of these wide-ranging discussions, I’ve realized that while AI is a powerhouse for data, it hits a very specific wall when it comes to the way humans actually think. Here are the 6 pillars of what AI can and cannot do well.
This is a guide on fixing the notorious weak heating issue on the Volvo XC90 / S80 V8 engine. I’ll walk you through my troubleshooting journey first, but if you’re just here for the solution, feel free to scroll down to "The Actual Fix"—though you’ll miss out on the context of why these pumps fail in the first place!
Custom Django template filters: Range & HTML
One common hurdle for developers is that the Django template system typically doesn't allow Python native functions (like range(), len(), or complex regex) directly within the HTML. This is by design to keep logic separate from presentation, but it can feel restrictive when you need simple functionality.
Custom template filters are the fastest way to bridge this gap. They allow you to bring that missing Python power into your templates without cluttering your views. Filters are especially useful because they keep views thin while enabling reusable presentation logic directly where it belongs.
为什么公共卫生专家和互联网总结总是抓不住重点
高果糖玉米糖浆（HFCS）几十年来一直是现代饮食中的“头号坏蛋”。但如果你认为它的危险纯粹源于它的分子结构，那么你只看到了一半的真相。它之所以助长了肥胖危机，与其说是化学问题，不如说是赤裸裸的商业问题。
本文首先概述你通常在互联网上听到的观点，然后用简单的逻辑证明这种普遍认知是站不住脚的，最后揭示出其背后的核心工业真相。
Why Public Health Experts and Internet Summaries Miss the Point
High Fructose Corn Syrup (HFCS) has been the boogeyman of the modern diet for decades. But if you think its dangers are purely rooted in its molecular structure, you're only seeing half the picture. The true reason it has fueled the obesity crisis is less about chemistry and more about cold, hard business.
This post first covers what you usually hear about HFCS, then uses simple logic to prove why that common knowledge is flawed, before revealing the core industrial truth.
摘要: 如果你正在问这个问题，而你的第一反应是恐惧或不作为，那么是的，你将会被取代。另外，本文是英文版翻译稍作修改生成，欢迎阅读英文原版。
为什么你提出的问题本身就预示了你的命运
未来十年最成功的职场人士，不是在问“AI会不会取代我？” 他们在问的是：“我如何利用AI取代我的两个最慢的竞争者？”
TLDR: If you are asking this question, and your current response is fear or inaction, then yes, you will be replaced.
Why the Question Itself Signals Your Fate
The most successful workers in the coming decade are not asking "Will AI replace me?" They are asking: "How do I use AI to replace two of my slowest competitors?"
We are officially open for business! 🎉
We are incredibly excited to announce the launch of the AMZDealsHQ Blog, your new home for technical guides, DIY fixes, and deep dives into price tracking and savings strategies. This blog is designed to complement our main deals site by providing valuable, high-quality content.
1. PostgreSQL Installation (Ubuntu)
Pi-hole is a powerful network-level ad blocker that acts as a "sinkhole"—a black hole for advertisements and trackers. Instead of letting those ads reach your devices, the Pi-hole swallows them whole, protecting every phone, laptop, and smart TV in your house. It is a fantastic tool, and there is an excellent hardware and installation tutorial over at the official Raspberry Pi site that covers the "how-to" perfectly.
However, do not finish your setup until you read this. Most tutorials give "textbook" advice that works in a lab but fails in a family home. If you follow the default settings in most guides, you will very likely find yourself unable to use the internet at all. The software will be running and the lights will be on, but your devices will be stranded. Make sure to come back to this post after you've followed the basic install steps to fix these two traps.
Our infrastructure uses **Django** alongside **nginx**. We utilize the powerful tool **GoAccess** to parse nginx logs and convert them into beautiful, comprehensive HTML reports (stay tuned for a dedicated blog post on that setup!).
However, a recent update to GoAccess introduced strings like {{#from}} directly into its generated HTML output. Since these closely resemble **Django's template variable syntax** ({{ variable }}), attempting to render the file with Django's standard render() function triggers a fatal:
This website runs on an Ubuntu virtual machine, and configuring a firewall is paramount to limiting malicious traffic. While Linux relies on iptables for its underlying firewall rules, manually configuring it can be complex. That's why we use UFW (Uncomplicated Firewall)—a front-end tool that makes managing iptables rules simple and intuitive.
This modification is for educational purposes only. You are fully responsible for any actions taken. Using a rear-view camera while driving at high speed may be illegal in your jurisdiction and is inherently distracting. Please proceed entirely at your own risk.
In 2024, I decided to give my 2006 Volvo XC90 (currently pushing 262k miles!) a much-needed audio system upgrade. My goal was to install a modern Android head unit to gain features like Android Auto, Apple CarPlay, and dedicated inputs for a backup camera and dashcam.
The main installation went smoothly, with one small exception: the radio antenna connection.
The head unit didn't come with a radio antenna. I purchased this antenna adapter from Amazon. But there was a problem. The head unit's chassis didn't have enough clearance to accept the antenna plug, so a modification was necessary.