Yeah, the trick for a platform is to make itself look like a nice place for young people while selling stuff to older people. True platforms dominated by young

Yeah, the trick for a platform is to make itself look like a nice place for young people while selling stuff to older people. True platforms dominated by young people -- e.g. 4chan, reddit -- have real problems making money and are not necessarily pleasant places to be for the majority of those that advertisers want to reach.