Trivia Did you know #6

[mardriexignacio10242001]

The speed of a computer mouse is measured in "Mickeys."

A British scientist first invented the roller-ball device in 1946 while working for the Royal Navy, but the word "mouse" didn't get coined until 1965.

 

[MrSandman]

Wow. That's interesting! Now I know it

 

[Sir Jeff]

Thanks for the info