Is a token just a smart contract?

A token contract is simply an Ethereum smart contract . “Sending tokens” actually means “calling a method on a smart contract that someone wrote and deployed”. At the end of the day, a token contract is not much more a mapping of addresses to balances, plus some methods to add and subtract from those balances.

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Is it hard to write smart contracts?

Smart contract development can become a marketable skill for developers that know how to build them. A surprising part of smart contracts is that they aren’t hard to build . The DApp platforms and surrounding tools make it possible to create them and easily build your own blockchain technology.

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