Binance is no threat, they have been very reliable and none of those you mentioned is a threat. Even if they try to do bad things like manipulating price and all that, trust me, people will always find out no matter what and you know what that means, that means that it is over for them. Doing it will cause people to lose trust instantly and they will lose a lot of investors immediately. So they wouldn't try it, cause doing things like that means playing with fire. Their choice