I have read a lot of fud like this on the forum, but a ponzi scheme? Do you know what a really ponzi scheme is? i think that you dont.
I would not even bother myself into reply this thread because it a troll , it is obviously a troll..
They are abvious on their patterns, always the same "Some computer nerds living in their mothers' basements"
Just a reminder since Madoff got associated. The Madoff's did not lived in mom's basement.
A ponzi by definition sucks investors in, but doesn't allow anybody to exit early. And they are of a rather limited size.
Bitcoin is all over the world and if you wanna leave, just checkout.