steemitboard (66)in #virtual • 5 years agoRE: Virtual currencies . An analysis of the use of new payment systems.Congratulations @vicentepaul! You received a personal award! Birthday! - You are on the Steem blockchain for 3 years! You can view your badges on your Steem Board and…fortcyctionam (25)in #virtual • 8 years agoRE: Virtual currencies . An analysis of the use of new payment systems.Very interesting