1) people are stupid 2) how to capture their hard earned wealth? 3) invent something that costs nothing and get them to pay for it 4) bitcoin is born
"Order rejected - reason:"As a matter of policy, orders for this product which, if executed, would result in a short position (including spreads) are not accepted. If you are attempting to close an existing long position, you would need to reduce your order quantity so that it does not exceed that position."" So much for shorting on IB lol