Blockchain will surely be more big than bitcoin, ominated by blockchain technologies. A traceable global currency complete with an efficient infrastructure will not only result in massive cost reduction for all market participants, it will change global banking. Bitcoin will do for payments what email did for communication.
Blockchain will be adopted by central banks and cryptographically secured currencies will become widely used.ControlNew technologies such as blockchain have the potential to reduce cyber risks by offering identity authentication through a visible ledger.
There is no reason why requirements for numbering, maintaining and indexing records and communicating information provided in records could not be met through an electronic ledger system.
Car rental agencies could use smart contracts that automatically allow rentals when payment's received and insurance information is confirmed through a blockchain record.
A refrigerator equipped with sensors and connected to the Internet could use blockchain to manage automated interactions with the external world-anything from ordering and paying for food to arranging for its own software upgrades and tracking its warranty.