Then you're just dating yourself at likely less than <35 years old (or never worked in an office during those years.)

Also if you don't know what a Xerox is, then you might not know about PARC and The Mother of All Demos - https://www.youtube.com/watch?v=yJDv-zdhzMY

If you're a computer nerd and don't know about this, you are welcome.

Xerox PARC invented the desktop metaphor, the GUI, and the computer mouse.

Your comment made me reach for a kleenex to wipe my eye.