Moscow cryptocurrency 'boutique' in legal grey area First you ring, then push through heavy doors past a suspicious security guard before arriving at Moscow's pioneering cryptocurrency store -- a physical portal to the virtual realm of bitcoin. Russia has been at the forefront of the cryptocurrency revolution and the ultra-modern "DeeCrypto" shop, spread across two floors in central Moscow, attempts to navigate the legal grey area around the innovation in the country. IMAGES AND SOUNDBITES.