The Data Availability Mirage: Why 99% of Rollups Don't Need a Dedicated DA Layer
Hook Look at the block explorer for any Ethereum rollup—Arbitrum, Optimism,...
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CryptoFox
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2026-07-17
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202630
04
upgrade
Celestia Mainnet Upgrade
Improves data availability sampling efficiency
08
04
upgrade
Solana Firedancer
Independent validator client goes live on mainnet
15
04
halving
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28
03
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92 million ARB released
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03
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Team and early investor shares released
12
05
halving
BCH Halving
Block reward halving event
10
05
upgrade
Ethereum Pectra Upgrade
Raises validator limit and account abstraction
22
03
unlock
Optimism Unlock
Circulating supply increases by about 2%
7x24h Flash News
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