From the sounds of it its a bit more than just posting public flight data. He had people at airports tracking the plane as it was changing its flight code to prevent tracking. That goes beyond using public information and enters into stalking teritory, even if only in a fairy minor way.
Not defending the ban, but the context is a bit more complex than posting something off of a public site onto twitter.
Not really, the party never solicited payment. Musk opened up the negotiations and was then pissed off when the other side didn't accept his first offer.
Twitter DM, apparently: "Any chance to up that to $50k? It would be great support in college and would possibly allow me to get a car maybe even a Model 3."
Not defending the ban, but the context is a bit more complex than posting something off of a public site onto twitter.