The ICO and the Scammer are very interrelated, with this it is very difficult for us to distinguish between a really good ICO and a bad ICO, many people are greedy to want huge profits only for themselves, but I think this problem must be resolved immediately by the law may be, because this is very detrimental to all parties.
I think about this. Maybe exist variation for defence future money without hard law and coding work?
Special smart-contract or exchanges, who have special escrow tools?