NSFW streams are the worst streams of imgflip, one example of a nsfw stream is the "upskirt" stream that should be banned of imgflip becuase it allows the content imgflip is not for
Don't forget about imgflip.com/m/Anti-crusader
You'll find all sorts of information there relevant to your stubborn, baffled ignorance. Don't forget to flag everything. Crying wolf every time you see underwear makes it harder for mods to address actual content violations.