Yea, there was even that idea to launch 1000s of satellites into LEO on a reusable rocket system. Crazy. How did people fall for that? There's not even that many satellites in total today.
replyIt is indeed difficult to tell in advance (and sometimes after the fact) which of his ideas are sensible and which are nonsense.
replyRecall that while he managed to hire the right people to get reusable rockets cheap enough for Starlink, it was also the case that in 2016 he said that SpaceX was aiming to use the 2018 Mars launch window for what is now Starship, and also that some time around 2018 it would be possible to summon your Tesla car from the other side of the country and it would find its way to you autonomously and only stop for charging.
Its not difficult, people are selfish, so they lie for their own advantage.
replyHow did Musk profit from hyperloop? Except as payment for building stuff that actually exists now.
replyMusk sells cars.
replyHyperloop was stupid and failed, and it also killed in a few places development of public transport, which of course means people continue to buy cars.