In other words, he was following standard practice for an unregulated crypto exchange.<p>Can I prove this? No --- the lack of insight and regulation makes it impossible to prove that it isn't.<p>If it's profitable and possible and no one is preventing it, the
most reasonable assumption is that is occurring on a regular basis in the marketplace.<p>What would you do if you could predict large market influences with accuracy --- and you knew noone was watching --- or cared?