We have another type of crime and criminals that until today are not yet on the police radar, I will give some examples:
LocalBitcoins.com Accused of Stealing Bitcoins, Has Them in Escrow Since May 2015HITBTC Scam, it took all my moneyI lost 50k on this site, when I pay with small amount, everything is fine, after I transfer more to the site, all sudden they block the account (no email, no reason, uncontactable), my god, it's scam.
Explanations of pure scam: 65,000 USD stolen by HitBTCYOBIT Scam ExchangeYobit Scam withholding 10BTC