Three sentences to explain Gavin Wood:
“Web3” is generally considered to have been coined by Gavin Wood in 2014.
Polkadot is designed so that the relay chain provides shared security, while parachains focus on their own business logic and can send messages to one another.
There are many posts impersonating public blockchain founders and promoting “token giveaways.” Never trust any that ask you to transfer funds first.
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