"Bloomers", in this context, are Zoomers who are well-adjusted adults, "Gloomers" are Zoomers who are depressed because they aren't as well-adjusted. Doomers, in contrast, were Zoomers who "simply stopped trying". As Kaitlyn Tiffany, a social media journalist from The Atlantic observed, 2018 Doomers were "no longer pursuing friendships or relationships, and get no joy from anything because they know that the world is coming to an end."[1]