HackerNews is full of these kind of people

Contributor: Hey guys, I wrote this proof of concept in a fortnight that does something fun!

HackerNews: Why the fuck would you do that, you nincompoop?

Contributor: I… thought it would be fun after shitty days at work

HackerNews: You could be spending your time making money or contributing to $subjectivelyMoreImportantProject. Be ashamed

People who can’t accept that some people just want to have fun and do what they like.