What if you never used paper money again? Bitcoin, the first online currency, might make that happen! Bitcoin works using blockchain, a technology that tracks digital transactions directly through people's computers. Both are full of potential-and have already made some people rich. Read all about how bitcoin and blockchain could change how you use money, and the internet, forever. As part of the Searchlight Books collection, this series explores the latest and greatest in the world of technology. Fascinating text, vivid photos, and real-world examples bring these amazing breakthroughs to life! Book jacket.