You can punch information into a computer.
An introverted engineer looks at his feet when he talks to you. An extroverted engineer looks at YOUR feet when he talks to you!
One is heir to the throne and the other is thrown into the air.
A computer with a lot of bites!
Windows update message asking you to restart your computer
They were getting tired of being mistaken for feminists
By holding the bulb up to the socket and waiting for the world to revolve around them EDIT: Rip inbox EDIT 2: Thanks for the gold!
With a drum machine you only have to punch the instructions in once
His mother told him to hit the hay.
Ask the NSA for a backup.