Those chains include Arbitrum, Optimism, Polygon, StarkWare and zkSync. Users will be able to opt in or out to use Avail for data availability – a service needed by these “rollup networks” to stash the reams of data produced on all the transactions taking place. A key driver for DA solutions is that they can provide a cheaper and faster way of storing data than on the main Ethereum blockchain.
Source: https://www.coindesk.com/tech/2024/04/25/avail-da-to-integrate-with-arbitrum-optimism-polygon-starkware-zksync/?utm_medium=referral&utm_source=rss&utm_campaign=headlines