twitter. i think that really would solve the problem. i do not think there is any way, with all due respect, i do not think there is any way the technology or the human power to do moderation is going to work at the scale and velocity these products moderate and work at. we have to be honest, the business model is the problem. if you want to fix this, if you want safe democracy, you have to do something about surveillance capitalism and algorithm application. we have a minute left. let me ask you this, you have also suggested to tears. and an moderated tear, and moderated here. how did that work? well, i think that twitter tried the subscription model. it did not work very well. that is not something they have not tried in the past. the problem is, i agree with roger. we do have many instances of advertising run businesses that are moderated successfully. at the scale of these types of companies, i also agree with roger that at the level of the