Yes, he admitted multiple times that it was all just an act for public perception. Can't get much more clear than this:

  KP: you were really good at talking about ethics, for someone who kind of saw it all as a game with winners and losers
  SBF: ya
  SBF: hehe
  SBF: I had to be
  SBF: it's what reputations are made of, to some extent
  SBF: I feel bad for those who get f***** by it
  SBF: by this dumb game we woke westerners play where we say all the right shiboleths [sic] and so everyone likes us