A considerably technical rationalization of how Bitcoin works. Need extra? Take a look at my new in-depth course on the newest in Bitcoin, Blockchain, and a survey of probably the most thrilling tasks popping out (Ethereum, and so on):
Plenty of demos on learn how to purchase, ship, retailer (hardware, paper pockets). how you can use javascript to ship bitcoin. Easy methods to create Ethereum Sensible Contract, far more.

Shorter 5 min introduction:

Written model:

My Bitcoin handle: 13v8NB9ScRa21JDi86GmnZ5d8Z4CjhZMEd

Arabic translation by Ahmad Alloush

Spanish caption translation by Borja Rodrigo, zordycorak@gmail.com, DFJWgXdBCoQqo4noF4fyVhVp8R6V62XdJx

Russian caption translation by Alexandra Miklyukova

Italian voice over:
Italian captions translated by Simone Falcini, 1H5KdCnBooxfqpXtyQBBAKKRU7MkCZCVCe