Polkadot Launches Testnet for Sharding Cross-Communication
(https://i.imgur.com/NbJyeV3l.jpg)
The Polkadot (DOT) project launched a testnet to evaluate its planned sharding implementation based on parachains. See more for yourself here (https://cointelegraph.com/news/polkadot-launches-testnet-for-sharding-cross-communication).
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