Good luck all. I'm personally staying out, as I see it as being far too shady.
i pretty much tell everyone the same thing...."only invest what you can afford to lose". don't spend your rent/grocery money on mining hardware...you will be homeless and hungry.
same goes for all financial product
Actually the entire economy of most nations are giant ponzi schemes. The US economy/stock market wasn't with the gold standard, but since then its a giant ponzi.