I mean there are ads in certain chatGPT plans. There have already been multiple studies showing that regular use of genAI makes you less intelligent...
Additionally, it's pretty clear that the owners of this tech (dario, altman, etc..) do not have the best interest of "the people" at heart and only care about accumulating as much power and wealth possible. Not that it's their responsibility to save humanity or something, but I'm not sure this future is much better...