Yep, Rogan was a Bernie guy last time around. I don't think he's a right winger now, I just think he thought trump was the best pick THIS round. Next time, I suspect he will vote dem again.
As far as having something like crowder or kirk, we'll, they could have if they wanted to, they just need to get people to start a network. They have young turks and pakman. They just need to organize into a network.
Also, with democrats, rather than trying to build a competing network, they'd rather just try and get the existing networks shut down