CryptofeedAll Things Alt: Ponzi Schemes, Blackcoin USBs and a Time Warp AttackPublikováno: 3.5.2014#Markets#Tech#Business#Dogecoin#All Things Alt#Blackcoin#Lifestyle#Altcoins#News#Other Public ProtocolsCelý článek This week's altcoin news includes an attack on the whitecoin block chain and a ponzi-themed dogecoin game.