Why did Polkadot and Vitalik coincidentally choose RISC-V? "(Author Yuki) Polkadot has quietly launched a smart contract execution environment that supports RISC-V on the AseetHub Westend test network. Developers can even continue to use Solidity to try developing on Polkadot, but the contract ultimately runs on a brand new execution engine, PolkaVM. read the whole passage: http://(wublock123.com)/index.php? m=content&c=index&a=show&catid=47&id=41348