The main reason why people leverage is because they do not have large amount of money to trade, that is why they instead think of going 2x, 3x or more. ...
Your statement applies most of all to beginners who do not have enough money to fully trade on the spot market. But most professional traders and those who have already mastered spot trading well enough will certainly switch to margin trading. Because this is a completely different level, no matter what kind of deposit you have.