I earn a very little from the faucets. Those small amount was used for the transaction fee and for the small betting. With bitcoin right now we can do all sort of things that's possible with fiat.
if you are earning a little bit satoshis then why do you spend it on gambling , gambling is just a game played for fun not for earning no one can earn money from casinos.And in addition to that faucets are just waste of time why don't you try the service section in marketplace board in this forum that might help you some bit.
Yes, you are right, and gambling may not lead to an increase in capital.
I think you just need to keep the earned amount of Bitcoins. And to try to earn another. The forum has a lot of information on how to earn Bitcoins without attachments