The {criminals|bad guys|crooks|lawbreakers|wrongdoers|offenders} {responsible for|in charge of} Bitcoin-related {crimes|criminal offenses|criminal activities} {can|could} {very|extremely|really|quite} {easily|quickly|conveniently|effortlessly} be held {accountable|responsible|liable|answerable} {provided|offered|supplied|given} {police forces|police|law enforcement agency} {familiarize|acquaint} themselves with the cryptocurrency.