Do you know exactly what Bitcoin in going to do? No. So it's gambling, because your money is on the line.
LOL, I don't know where you came from, at least read and learn how bitcoin works and what it could do, the term gambling is an all or nothing gain or loss scheme, and it is very much differ on bitcoin, as long as you hold, you're not yet in loss, and wait, if the price down you still have your money left
