Tuesday, April 07, 2026

Feedbacks on Rule of 10

Here is the summary of feedbacks that I got. I asked Gemini to compile all the comments and my responses. 

THE RULE OF 10 : 16 REALITY CHECKS FOR MALAYSIAN HIGHWAYS

​1. The Lane Hogger Myth

The Claim: Keeping a 10-car gap in the fast lane makes you a hogger.

The Reality: Speed is not the same as Gap. If you are doing 110km/h with a 45m gap, you are moving at the maximum legal flow. The gap is for survival, not for slowing down. And it is not a lane hogging if your speed is the same as car infront. Anyway, use right lane only for overtaking. 

​2. The Jam Maker Fallacy

The Claim: All that empty space causes more traffic jams.

The Reality: Gaps actually delete jams. Jams are caused by "Braking Waves." Tailgating forces instant braking that ripples back for kilometers. A 45m (for 100km/h) gap acts as a Shock Absorber, letting traffic flow constantly.

​3. The Move Left Mandate

The Claim: Safe distance is no excuse for blocking the lane.

The Reality: Agree 100%. The Rule of 10 is a safety tool, not a "Right to the Lane." If someone tailgates your gap, move left. It is safer to have a speeder in front of you than a hazard on your bumper.

4. The Sifu Scanner Defense

The Claim: I look 5 cars ahead, so I don't need a big gap.

The Reality: Information is not Space. Scanning gives you an early warning, but if the car directly in front stops instantly, only the physical buffer of the Rule of 10 will save you from a collision.

5. The Lamp Post Reliance

The Claim: I just use 1 lamp post distance (50m) as my marker.

The Reality: Static markers fail. Lamp posts aren't everywhere, especially on dark rural roads or the Karak Highway at night. Your car is a "Portable Ruler" that works in total darkness.

6. The Brembo Brakes Argument

The Claim: I have high-performance brakes; I can stop instantly.

The Reality: Brakes don't stop time. You still travel about 30m during your reaction phase before the brakes even engage. Plus, the gap protects your rear bumper from the car behind you.

7. The Kaki Potong Realist

The Claim: If I leave a gap, someone will definitely cut in!

The Reality: The 0.1s Trade-off. Letting someone merge costs you only 0.1 seconds of time. It is better to have a "hazard" in front of you than a "tailgater" behind you. Just lift your foot for 2 seconds to reset the gap.

8. The 3-Second Traditionalist

The Claim: The 3-second rule is the only way.

The Reality: 3 seconds is the gold standard (~83m), but some humans are bad at counting time while moving. The Rule of 10 is a Visual Check, which is more intuitive and faster for the brain to process. It is an alternative. As long as you have some rules to follow, it is fine.

​9. The Road Capacity Critic

The Claim: If everyone followed this, the highway would be twice as long!

The Reality: Laminar Flow Theory. Like water in a pipe, space prevents turbulence. You move more cars per hour through a point with steady gaps than with bumper-to-bumper crawling.

10. The Perfect Driver Paradox

The Claim: I'm an expert driver with perfect reflexes; I don't need a buffer.

The Reality: You can't control "System Failure." Even a pro can't react to a blown tire or a ladder falling off a lorry 5 meters away. Real pros build a buffer for the unpredictable.

11. The Biological Bottleneck

The Claim: I'm always ready to act instantly.

The Reality: Your brain has "latency." At 110km/h, you travel 30.5 meters per second. It takes about 1.25s to perceive a hazard and move your foot. You've covered 38 meters before your brakes even touch the disc

​12. The AI Slop Defense

The Claim: This is just generic AI advice.

The Reality: Data is the Antidote. This isn't a chatbot hallucination; it's GIS Engineering based on Malaysian road geometry and kinematic equations. Check the simulator at zoomyd.xyz to see the math. Anyway, you are always free to try any prompt to get AI to come up with safety follow distance rule. 

13.The Advert Accusation

The Claim: Is this a hidden ad for insurance or dashcams?

The Reality: Pure Public Service. There is no "Buy Now" button. As a dev, I build tools to solve real problems using spatial logic. The profit is a safer highway for all of us.

14. The Clickbait Cynic

The Claim: He just wants you to click his link to earn ad revenue.

The Reality: Hosting web scripts for a niche simulator and safety distance calculator actually costs me money. Anyway, the post is already self explanatory. In addition, to visit my page at zoomyd.xyz is optional

15. The Measuring Tape Sarcasm

The Claim: Do I need to get out of the car to measure the distance?

The Reality: Spatial Intelligence. You don't need a ruler to park a car or play sports. The car in front is your "Scale Bar." You are free to agak2 the distance as you do to pass a narrow road or keeping your car at the center between the left and right lane markers. 

16. The "Look Ahead" Fallacy

The Claim: If I follow the Rule of 10, I'll still brake when the 5th car in front brakes, so it still causes a jam.

The Reality: With a 10-car gap, you don't need to "slam" your brakes when you see a ripple ahead. You can simply lift your foot off the gas. The 45m gap "swallows" the speed difference so the person behind you never has to touch their brakes. The jam ends with you. 

​Drive for the flow. Drive with a gap.

Simulated and proven with some web scripts at zoomyd.xyz/cars:

- https://zoomyd.xyz/cars/withgap.html - emergency brake test simulation 

- https://zoomyd.xyz/cars/petua2.html - gap visualiser 

- https://zoomyd.xyz/cars/petua.html - gap logic

- https://zoomyd.xyz/cars/phantom.html - phantom jam simulation 



Sunday, March 29, 2026

Rule of 10 : Tips for safe following Distance

Stay Safe on The Roads – Keep a Safe Distance!

Rear-end (bumper-to-bumper) accidents especially in Malaysia are far too common—and many of them actually could be avoided.

I’d like to share a simple method or tips (in Malaysia it is called 'petua' ) I came up with to help drivers maintain a safer following distance.

Match your speed with the number of car lengths:
- 100 km/h → 10 car lengths
- 90 km/h → 9 car lengths
- 80 km/h → 8 car lengths
- 70 km/h → 7 car lengths
- 60 km/h → 6 car lengths
- 50 km/h → 5 car lengths
- 40 km/h → 4 car lengths
- 30 km/h → 3 car lengths
- 20 km/h → 2 car lengths
- 10 km/h or less → 1 car length

It’s simple, easy to remember, and practical for everyday driving.

You can also use the 3-second rule (count “1001, 1002, 1003”) if you prefer.

Some may say this is too cautious, call it lane hogging, or judge your driving. That doesn’t matter.

Your safety, your passengers, and your vehicle should always come first.

I hope this simple idea helps make our roads safer for everyone.

If you have better or additional tips, feel free to share - we can all learn from each other.

Drive safe and take care!

BTW, I also built a simple Stopping Distance Calculator if you want a better idea of how distance changes with speed - Stopping Distance Calculator

Saturday, March 21, 2026

250 uploads on YouTube

 I have reached 250 uploads on my YouTube channel.


Not that many, but OK lah ;-) 

You are always invited to visit my channel at https://youtube.com/@zoomyd?si=7b5SzBud0NxeAwi0

Or scan the QR code below. 



Thank you for your support. 

Saturday, January 24, 2026

My Google Maps 2025 Achievements

 Got this from Google Maps


I have reached Level 4! Not sure what it means though 🤭


Sunday, October 05, 2025

3 Features That I like the Most on Petal Maps

I’ve been using Petal Maps for the past two years, and honestly, I loved it since day one. Let me share the three features I find most useful as a traveller, and why they make such a difference for me.

1. Integration with Public Transport

Most people think Petal Maps is just like Google Maps or Waze which is mainly for drivers. But I’ve discovered it is so much more than that, and I’m glad it is fully supported here in Malaysia.

Since I drive and also use public transport, I really appreciate how Petal Maps shows nearby MRT, LRT and even KTMB stations directly on the map. It doesn’t stop there, it also lists the service provider, the routes, and even the walking distance. That’s been a lifesaver whenever I’m deciding whether to walk or wait for the next train.

There are many days I’d rather leave the car at home to avoid traffic jams, parking stress, or fuel costs. On those days, I just switch to Petal Maps's public transport mode, enter my destination, and instantly get multiple route options with travel times, station details, and walking paths. I can even set my departure time in advance, which helps me plan my day better.

At this point, Petal Maps feels less like “just another navigation app” and more like a reliable travel companion that makes city commuting much easier.

2. Smart Alerts for RSA Information

Ever been on a highway and suddenly needed a stop? I’ve had those moments, and Petal Maps really comes through. On the main screen, it shows the nearest Rest & Service Area (RSA), complete with details like availability of petrol stations, toilet, parking and food options.


What I love most is how automatic it is. No typing, no searching, no fuss, the information just remains on the screen, even with live updates about the next stop. Perfect for deciding when to stretch my legs, grab some snacks, or refuel.

And if the voice assistant is on, it announces the information in advance, so I don’t even need to look at the screen. For now, it only works on highways (not regular roads yet), but it already makes road trips smoother and less stressful. As a driver, I get to stay focused on the road while Petal Maps handles the details.

3. Dynamic Traffic Bar

This might sound small, but the traffic bar has become one of my favourite features. At a glance, I can see if my route is clear, slightly slow or jammed up.



Of course other navigational apps show traffic conditions on the map, but Petal Maps’s traffic bar gives the whole journey’s traffic situation in a simple line. It saves me the stress of guessing what’s ahead. If I see heavy traffic before I even leave, I can choose to wait it out or pick another route.

I also like how it can tell where the jam is happening. If it’s near my destination, I usually know a few alternative roads I can switch to. If it’s in the middle of the journey, I might avoid that stretch altogether. This feature alone has saved me a lot of wasted time (and frustration).

There are more features I could talk about, but these three really stand out for me. Overall, I’m very satisfied with Petal Maps as a tool that makes my travelling easier, more confident, and more convenient. I’m already at Level 50 with 20 badges so far, and I really admire how Petal Maps appreciates its users thru these incentive and fun rewards.

Thank you, Petal Maps, for making every journey smoother.

#PetalMaps5thAnniversary

#ExplorewithPetalMaps

Saturday, June 14, 2025

Cadangan Projek: Semantan Outdoor Training Centre

Lokasi: Berhampiran Sungai Semantan, Temerloh, Pahang

Keluasan: 10 ekar

1. Ringkasan Eksekutif

Semantan Outdoor Training Centre dicadangkan sebagai sebuah pusat latihan luar yang bersifat komersial untuk pelbagai aktiviti fizikal, motivasi dan pembangunan sahsiah. Terletak 500 meter dari Sungai Semantan dan 6 km dari Plaza Tol Temerloh, lokasi ini strategik untuk menarik pelajar, agensi kerajaan, syarikat korporat dan NGO.
Tambahan kepada kawasan utama, satu kawasan khas seluas 1 ekar yang terletak betul-betul di tepi sungai turut dikenalpasti dan dimasukkan sebagai sebahagian daripada projek ini. Kawasan ini akan digunakan sepenuhnya untuk aktiviti air yang akan memberi nilai tambah dari aspek pembelajaran, pelancongan, dan pemuliharaan sungai.

2. Latar Belakang & Objektif

Cadangan projek ini bertujuan untuk menyediakan kemudahan latihan luar yang berstruktur dan selamat, dalam suasana semula jadi yang sesuai untuk pembangunan kendiri dan berkumpulan. Objektif utama ialah:

  • Menyediakan platform latihan lasak dan pembinaan pasukan
  • Menyokong pembangunan sahsiah dan kepimpinan
  • Menjadi tarikan aktiviti eko-pelancongan dan latihan korporat

3. Cadangan Susun Atur Tapak

Kawasan 10 ekar utama:

  • Zon Perkhemahan
  • Laluan Obstacle & Flying Fox
  • Dewan Terbuka dan Asrama
  • Dewan Latihan & Bilik Seminar
  • Padang Terbuka
  • Surau, Dapur & Tandas
  • Parkir & Pejabat Pengurusan

Kawasan Tambahan 1 Ekar (Tepi Sungai Semantan):

  • Jeti Kecil & Lantai Aktiviti
  • Rakit & Kayak
  • Demonstrasi Ternakan Ikan dalam Sangkar
  • Tapak Menjala dan Memasang Jaring
  • Kawasan Memancing
  • Titik Permulaan River Cruise Sungai Semantan

4. Cadangan Pembangunan & Susun Atur

Kawasan seluas 10 ekar akan dibahagikan kepada 6 zon utama seperti berikut:

ZonLuas (Ekar)KomponenFungsi
Zon 1: Pentadbiran & Penerimaan1.5Pejabat, dewan taklimat, kantin, parkirPusat pendaftaran dan pengurusan
Zon 2: Penginapan1.5Dorm, tapak khemah, chaletKemudahan bermalam peserta dan fasilitator
Zon 3: Aktiviti Lasak3.0Flying fox, high/low rope, obstacle courseAktiviti cabaran fizikal dan mental
Zon 4: Rekreasi2.0Denai hutan, taman refleksologi, padangAktiviti ringan dan santai
Zon 5: Agro Edukasi1.0Mini kebun, ternakanPembelajaran alam dan kelestarian
Zon 6: Aktiviti Air1.0Kayak, rakit, menangkap ikanPembelajaran alam dan kelestarian berasaskan sungai

5. Fasa Pembinaan & Anggaran Kos

Pembangunan dicadangkan dalam tiga fasa utama:

  • Fasa 1:
    • Pejabat, dewan taklimat, dorm, tapak perkhemahan
    • Infrastruktur asas (air, elektrik, tandas, parkir)
  • Fasa 2:
    • Obstacle & rope course, surau, kantin, denai, chalet
  • Fasa 3:
    • Zon Aktiviti Air

Anggaran Kos Permulaan:

KomponenAnggaran Kos (RM)
Dewan Taklimat & Pejabat150,000
Dorm Asrama250,000
Tapak Perkhemahan + tandas50,000
Obstacle & Rope Course200,000
Parkir & Jalan Berturap80,000
Surau + tandas60,000
Kantin / Dewan Makan100,000
Infrastruktur asas100,000
Zon Aktiviti Air (1 ekar)120,000
JUMLAH KASAR1,110,000

6. Justifikasi Penambahan Zon Aktiviti Air

  • Akses langsung ke sungai membolehkan program outdoor merangkumi aspek air
  • Pembelajaran berasaskan alam nyata seperti ekologi sungai dan keselamatan air
  • Menambah nilai komersial dengan pakej lawatan
  • Potensi kerjasama dengan agensi perikanan dan sekolah
  • Aktiviti tahunan seperti sukan air atau ekspo sungai

7. Aktiviti Yang Dicadangkan di Kawasan Tepi Sungai

Jenis AktivitiKeterangan
Kayak & RakitUntuk pengukuhan fizikal dan teamwork
Sangkar IkanPendidikan akuakultur & sumber pendapatan komuniti
Memancing & MenjalaPengenalan kaedah tradisional & moden
Demo Memasang JaringPembelajaran hands-on berkaitan perikanan
River CruiseLawatan interpretatif sepanjang sungai Semantan

8. Sasaran Pengguna

  • Pelajar sekolah & institusi pengajian tinggi
  • Syarikat korporat & pasukan kerja
  • Agensi kerajaan & NGO

9. Manfaat Sosial & Ekonomi

  • Peluang pekerjaan kepada komuniti
  • Meningkatkan pelancongan dan latihan di Temerloh
  • Pusat pembangunan kendiri pelbagai golongan

10. Fasa Pelaksanaan

  • Fasa 1 (0–6 bulan): Kerja tanah, jalan masuk, pembinaan asas
  • Fasa 2 (6–12 bulan): Zon aktiviti fizikal dan air
  • Fasa 3 (12–18 bulan): Peralatan air, latihan staf, pembukaan rasmi

11. Kawasan Menarik Sekitar

  • Laman Sakinah: Homestay & resort
  • Perry Barr La Ganta Residence: Penginapan dengan kolam renang
  • Masjid: As-Sobirin, Kg Raja Songsang, Seri Semantan
  • Pengangkutan: Stesen KTMB Mentakab, Bas Temerloh
  • Pekan Sari: Pasar pagi Ahad sejak 1900-an
  • Gobang Maju: Restoran Ikan Patin

12. Penutup & Syor Tindakan

Cadangan ini diharap menjadi pemangkin latihan luar berimpak tinggi. Disyorkan untuk mulakan Fasa 1 secara modular berdasarkan kewangan.

Lampiran: Peta Lokasi

Lakaran kasar susun atur:

Lakaran Lokasi

Tapak Cadangan Lokasi
Peta 3D Cesium
Peta 3D Google

Saturday, May 17, 2025

Congratulations! You've reached 1,000,000 views

I have reached 1,000,000 views for my ZooMyD YouTube channel.


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