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.
Avail Data Availability Integrated by Arbitrum, Optimism, Polygon, StarkWare, ZkSync
