Bitcoin is a very promising virtual currency, is revolutionizing the present and promises to change the future of electronic commerce. This raises its value constantly and accelerated, so you should get the most of this currency right now, and possibly in the future you will have a fortune in real money to convert your bitcoins.
In just this year it rose 4 times its value, and that is just beginning to become the Internet currency, possibly for 2018 is up about 10 - 20 times the current value.
So then, for every dollar that you generate today, at the end of 2018 it could be worth 20 dollars or even more, this is never known.
If you want to win faster, I recommend that you diversify the coins you try to win !.