Why Do the F and J Keys Have Little Bumps ID0632

Technology Playlist
Have you ever noticed the tiny bumps on the “F” and “J” keys on your keyboard? They’re so small that most people ignore them—but once you understand their purpose, you’ll realize they’re one of the most important features in modern typing.

In this video, we break down why those bumps exist, where they came from, and how they help millions of people type faster without even looking. From the early days of typewriters to the rise of touch typing, this simple design detail has played a huge role in how we interact with keyboards today.

It’s a perfect example of how something small—and almost invisible—can make a massive difference in everyday life.

Timestamps
00:03 Intro
00:57 A Quick History of Typing
02:00 What the Bumps Actually Do
02:55 Why “F” and “J”?
03:41 From Typewriters to Modern Keyboards
04:51 Accessibility and Beyond
05:41 What Happens Without Them?
06:23 Not All Keyboards Do It the Same Way
06:57 Conclusion