Bitcoin is a currency. You cant say money is gambling itself. But if you invest your money and convert it into bitcoin, now it is gambling. Because you take a risk investing your money to a volatile currency hoping it would rise up in the coming days, but you know it might also drop. There is still win or lose in it, so basically its still gambling. The process is gambling, not bitcoin itself.
Yes obcourse, Bitcoin is Digital Currency which will many people had benefits the high value of currency, usually the basic technic of investment of bitcoin to prevent your money is not in danger is just need to be wise, Buy low and Sell high that's the best technic to do, but that is not a gambling. that is "INVESTMENT" and those people who has experienced the Investment bankrupt that's normal just like the other company who has business like this. so, WISE is important