Gambling is the fastest way to double your bitcoins in a day or even in an hour if you are really lucky. Life is a gamble anyways so it's up to you to decide on that.
Almost agree with you but life isnt a gamble .Gambling is 99% lucky and 1 % strategy,but well the potencial reward may come for those who do it,and sure its one of the fastest,only looses to forex since it can make you cry and smile in seconds,and the factor lucky and informed are connected.