Keyboards have small bumps on the F and J keys. These help people type without looking. The bumps guide fingers to the right spot. This makes typing faster and more accurate. June E. Botich patented ...
15don MSN
Ever wondered why only 'F' and 'J' have bumps on the keyboard; the reason is surprisingly smart
Tiny raised lines on the F and J keys, known as tactile markers, serve as crucial landmarks for touch typists. Patented in 2002, these bumps help users locate the home row without looking, improving ...
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