I don't know what he's planning, but it looks like he started the fee idea despite everyone's objections. I don't know how many people will agree to pay for this service but I know TW is a favorite social network for a lot of people even though people often complain that there are too many annoying bots on it. He is an extremely intelligent person, he is not a decision maker without careful calculation and now let's wait and see how people react to it.