I remember a time way back when where you could buy a pixel on a webpage. All the pixels available summed to a million bucks, kinda cool.
I came across this on hacker news the other day.
https://news.ycombinator.com/item?id=44456379
Reading the context was just fascinating.
https://eieio.games/blog/the-secret-inside-one-million-checkboxes/
It just reminded me of the million pixels, but I really loved that with a blank canvas people were doing some funny/interesting things!