If people put the same amount of effort into finding out who they're dealing with before doing business with these ventures as they do into trying to locate that information after the horse has bolted, half of these dramas wouldn't happen in the first place.
I wonder if people said that after Enron. Some of us did put effort into that before the indecent, but we are dealing with a semi-anonymous currency. Plus, at one point Moonco.in was the only exchange for Solidcoin, so even if you investigated, there was no shopping around. Rape victims are often told they shouldn't have dressed a certain way, car thefts could have been avoided by parking elsewhere. You can look at any crime and twist it so that the victim is to blame.