[userbinator]

For some reason, this reminds me of "What happens when you ask people to draw a bike": https://news.ycombinator.com/item?id=17699017

The black and white keys are instantly recognisable as a piano, but need a bit more inspection to notice the error.

[robbrown451]

Interesting. Some people got the bike right. I'm quite sure I can draw a proper bike, but I have a long history in drafting and mechanical design.