want to miss • The BlockChain revolution will change the world • A Bank in your pocket: no counterparty risk. No Middle man. Just you and your money. Cryptographically secured Bank in your pocket. • Be your own Government - print money at home by mining it • Send money to friends and family with very low fees • Built in inflation protection - limited supply • Send value over communications channel (something like e-mailing a gold coin) • Solves the distributed consensus problem
similar to a linked list • Cryptographic fingerprints • Append only • Links to previous blocks • The fingerprints are easy to verify but hard to generate (something like a one way function) • Generating the fingerprints is very computationally intensive. This difficulty is what makes the network secure.