What is blockchain best used for?

Different types of information can be stored on a blockchain, but the most common use so far has been as a ledger for transactions . In Bitcoin’s case, blockchain is used in a decentralized way so that no single person or group has control—rather, all users collectively retain control.

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How is blockchain more efficient?

And it consolidates processes of legacy systems , making them much more energy efficient. By storing information on a blockchain, it becomes immutable and viable, which ensures that parties are held accountable for their green pledges. Private blockchains are the most energy efficient choice that you can make today.

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