The Purpose of Existing Bumps On Your Keyboard
Most trained typists understand what those little bumps on the F and J keys on a keyboard are for, but the rest of us are baffled, and others have never noticed them at all.
The F and J keys, it turns out, are the home keys in 10-finger typing – the ones where your index fingers rest. Without having to look down at the keyboard, the small bumps on both keys allow you to return to the home position. Even if most of us don’t follow the principles of 10-finger typing, it’s still interesting to know, right?