Sure you can get lots of leverage with things like treasuries and forex. That’s because the underlying securities are so boring and non-volatile it’s safer for

Sure you can get lots of leverage with things like treasuries and forex. That’s because the underlying securities are so boring and non-volatile it’s safer for the lender. In this case you can get as much leverage as you want, and can spend it on silly, extremely risky things (such as a far OTM option expiring in a few days) which is dumb from the perspective of the lender