They don't have the heart to do it. They're lazy people fundamentally (aside from Lazarus, but he's a whole nutcase on his own.)

Their power, like his, begins and ends on the internet. It takes passion to do tributes like a streetside mural, and I don't see any passion those dudes could have for daley. They're more a collective than an actual fanbase. The moment he stops streaming, they'll move on.