Repliessteemitboard (66)in bitcoin • 5 years agoRE: Bitcoin MiningCongratulations @fasttack! You received a personal award! Birthday! - You are on the Steem blockchain for 1 year! You can view your badges on your Steem Board and compare to others on…cheetah (77)in history • 6 years agoRE: History of CryptocurrencyHi! I am a robot. I just upvoted you! I found similar content that readers might be interested in: