Literature, vidya, talking to people.
John Koenig created a word the feeling when you realize that everyone you see, has a life as intricate and complex as yours, a life you will likely never know,Sonder
. He even made a video about it, the video seemed a bit too pretentious to me, but hey he did name the "realization". I think imageboards, let anons show a side of themselves, they wouldn't show otherwise. People are like a fiction being written in real-time, one we can only read select chapters of.
>a few hundred just for my language
Spanish? Either way that's an impressive number. Don't have the faintest idea for the total number of imageboards, that does get me thinking of how many non-western imageboards there could be: Indian, Russian, Arabian, etc.