This lifetime Microsoft deal could be a game-changing upgrade for your Mac

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2) What is Blockchain?A blockchain is a distributed digital ledger that allows for the secure storage of data. By recording any kind of information—such as bank account transactions, the ownership of Non-Fungible Tokens (NFTs), or Decentralized Finance (DeFi) smart contracts—in one place, and distributing it to many different computers, blockchains ensure that data can’t be manipulated without everyone in the system being aware.

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The company said a key driver of the price change was "the adjustment between forecasted and actual costs of delivering gas to customers in Northern Ireland".

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