> As best I can figure, most of the /r/ guys are doing this as a form of trolling and aren't expecting to get rich off it or pour their live-savings into it.

There are certainly a lot of people talking about "sell your house, put it all into Gamestop". I hope the majority of people reading it recognize it as a joke, but I'm sure some people are heavily overinvested in gamestop right now, to the extent that losses will hurt.