smart??
Your comment illustrates the lack of character you have
I am used to spread betting. When you can find loop hole to beat those sharks, it is quite satisfying. They often use lots of tricks to stop you winning legitimately. When you win in a way they cant hedge against.
IB is not a spread betting firm. So yeah it is not ethical to knowingly take advantage of them.
. I am sure Mr. Shah didn't think for a moment how the fuck his $77k account is carrying 212 CL contracts rofl