#LearnAndDiscuss Bitcoin is the first cryptocurrency which created ever in 2008 and launched in 2009 Satoshi nakamoto was the founder of Bitcoin and Totally supply is 21 Million Dollars and mined 2140 and it is Blockchain Decentralized and also Proof of Work Bitcoin small unit is SATs means Satoshi in lowercase BTC in 2010 Laszlo purchased pizza with just worth of 10000 Bitcoin