The battle between Ethereum Layer 2 chains and Cosmos

Hagen Hübel
2 min readJul 14, 2022

At the moment we see a battle between Layer 2 chains and multi-chain ecosystems like Cosmos. I’d like to explain:

Layer 2 is the term of separate blockchains (or “side chains”) which are running next to Ethereum to bring in more scalabolity and cheaper transaction costs without losing the security guarantees that Ethereum provides thanks to its decentalized nature and its battle tested protocol.

Layer 2 blockchains settle their transactions on Ethereum Mainnet using so-called Rollups (e.g. Zero Knowledge Rollups…

Hagen Hübel