Evolution of Bitcoin Icon/Logo/Symbol .https://medium.com/down-the-hashrabbit-hole/to-or-not-to-4e952961f41#.uy2xhhrci
Bitcoin lowest risk (Banks highest) on UK assessment of money laundering and terrorist financing https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/468210/UK_NRA_October_2015_final_web.pdf