On Thursday, a collective of politically radical coders that calls itself unSystem plans to release the first version of Dark Wallet: a bitcoin application designed to protect its users’ identities far more strongly than the partial privacy protections bitcoin offers in its current form. If the program works as promised, it could neuter impending bitcoin regulations that seek to tie individuals’ identities to bitcoin ownership. By encrypting and mixing together its users’ payments, Dark Wallet seeks to enable practically untraceable flows of money online that add new fuel to the Web’s burgeoning black markets.