No one said his ideals are good, and his father's mine and government subsidies are completely unrelated to whether he had ideals. Maybe his ideals are for government investment.
Not saying it's necessarily a bad thing. It is that idealistic thinking that got us SpaceX and all that, so clearly the visionary aspect of his thinking is great, but it is a double edged sword. He thinks free speech is a problem he can solve solve, but I am saying that the road to hell is paved with good intentions. He is smart, but clumsy, and I seriously question his motives.