I mean, Musk is probably doing more good than Gates was at the similar point in his trajectory. From what I recall, Gates screwed a LOT of people to get where he did.
Manafort was also working for Trump "pro bono".
https://www.washingtonpost.com/politics/giuliani-works-for-foreign-clients-while-serving-as-trumps-attorney/2018/07/09/e21554ae-7988-11e8-80be-6d32e182a3bc_story.html?utm_source=reddit.com&utm_term=.2c6bf0321f74