Очень быстрый ответ :)
The concept of smart contracts was proposed by Nick Szabo in 1994, in advance before registration Bitcoin; his idea was that, in order to use a decentralized registry to host contracts, which would then be independently executed and self-maintained, and <a href=https://doge-coin20.io/>https://doge-coin20.io/</a> would ensure adherence conditions of the contract by all parties involved.
