Well...it depends on us alot will it fail or not right? It's nice little ponzi, with somewhat proper usage of it, it could live atleast one year....
It's a ponzi if you invest. In other words, it's a faucet. Don't invest if you don't want to lose your money.
Is that too hard to understand?
Invest if you have the stomach.
@mishax1
One more thing I forgot to mention..
If they close, they're not losing BTC. Their customers are. I assume they hold wallets on private computers, and not on servers.