unlike the name says the all in one computer is not all in one. an all in one consist of a monitor, with the tower built in, a keyboard and a mouse.
person 1: hey i bought an all in one computer
person 2: awesome is it all one box
person 1: no it still has a separate keyboard and mouse it just has the computer tower built into the monitor
person 2: oh i see but that is still really cool
person 1: i know man thanks