For April Fool’s Day, Reddit launched a little experiment. It gave its users, who are all anonymous, a blank canvas called Place.
The rules were simple. Each user could choose one pixel from 16 colors to place anywhere on the canvas. They could place as many pixels of as many colors as they wanted, but they had to wait a few minutes between placing each one.
The full fascinating story can be found here:
Emerson, Lake and Palmer: Tarkus