The blockchain is well known for enabling digital currencies. Although cryptocurrencies like Bitcoin have the lion’s share of media attention, there is another revolutionary possibility inherent in blockchain technology: secure, decentralized data processing.Don’t let the dull wording dent your enthusiasm. Newer blockchain systems propose to create a global, distributed Turing machine upon which a whole new layer of interaction and processing could take place on the internet, essentially wresting control of data away from centralized authorities and giving it back to users.