Why are there bumps on the F and J keyboard keys?
The small bumps or ridges discovered on the F and J keys on a PC keyboard are to assist customers accurately place their left and proper arms with out having to have a look at the keyboard. For instance, with out taking a look at your arms, you possibly can really feel the proper place of your left index finger on the F and the proper index finger on the J by feeling the small bumps on the keys. When you‘re arms are on the dwelling row key place, it’s best to have the ability to find the rest of the keys on the keyboard.
Tip: The quantity 5 on keyboards with a numeric keypad additionally has a bump to assist place your hand on the important thing pad.
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