Data Availability Or: How Rollups Learned To Stop Worrying And Love Ethereum | HackerNoon
Briefly

Data availability is a crucial part of the conversation around blockchain scaling, especially with Layer 2 rollups, which rely on the Layer 1 network for securing state availability.
As L2 summer arrives, understanding the nuances of data availability in Ethereum rollups is essential for ensuring both security and decentralization, especially regarding transaction data storage.
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