Despite decentralization being a main pillar of Web3, Layer 2s still utilize single sequencers to organize transactions risking:

๐Ÿšซ Censorship

๐Ÿšซ Front-running transactions

๐Ÿšซ Network downtime

๐Ÿšซ Revenue concentration

Check out the latest piece by @CoinpediaNews about how this is changing with the Metis Decentralized Sequencer ๐Ÿ‘‡