Double Keyboard Bumps
Ever looked down and noticed the small bumps on the F and J keys on your computer keyboard but wondered why they were there? We want you to guess why they installed them in those spots.

Double Keyboard Bumps
Apparently, they did it to let people know where their hands are on the keyboard even if they do not look down! When typing, the right index finger should land on J and the left one on F. You can just feel around for the bumps instead of looking to check!
Pen Cap Holes
Did you think that there was something wrong with your pen cap after you noticed that there was a hole in it? You probably thought it was a malfunction in the production. Don’t worry, this was done by design.

Pen Cap Holes
It was added to let air flow freely should it ever get swallowed by an adult or a child. This makes perfect sense to us. After all, there are so many people out there seem to enjoy putting the pen caps in their mouths while they think!

