Polkadot JAM Upgrade Explained: The Biggest Change in Its History News Polkadot JAM Upgrade Explained: The Biggest Change in Its History vivian 18 August 2025 What is JAM? Announced in April 2024 by Polkadot founder Gavin Wood, the Join Accumulate Machine (JAM)... Read More Read more about Polkadot JAM Upgrade Explained: The Biggest Change in Its History
