Those who have a lot of BTC on their account don't need to go for higher leverage because they have enough in their account already unlike those who have less balance on their account. Those who have higher balance are good at managing their assets by having small margin or leverage while those who are a bit struggling tend to risk almost everything without really thinking of the consequences. Risk is fine so long as you know when is the best time to risk something before you regret doing it.
Being part here in crypto currency community we can't control on that situation since we try our luck here and try to risk our invested money. We all know that being part of here is not just easy as what think of many as we met some losses and different obstacles that we take as I believe it just a test and for sure someday I gonna be win something big reward in the end.