I hope Celsius doesn't fail. Yes, they are a fractional reserve bank and they are not government backed.  However, the front end services they provided are quite appealing. Unfortunately, fractional reserve banking is inherently unstable and needs something like government backing to be ultimately useful.  The risk of losing all your money kind of defeats the purpose..... "Aside from that Mrs. Lincoln, how did you like the play?",(reply>), I can't even imagine how they might survive this. It's a house of cards build on sand. I think you're kidding yourself with any hope for this notbank.