# RollupTech

The Layer-2 race is no longer just about processing more transactions.
It is increasingly about who can coordinate liquidity, developers, and users across expanding ecosystems.
That shift is a major part of the $ARB story.
Arbitrum remains one of the largest Layer-2 networks by total value locked, and its Orbit framework extends that vision further by allowing developers to launch customized Layer-3 chains built on Arbitrum's infrastructure.
The opportunity is larger than scaling alone.
As more applications seek Ethereum-level security without mainnet costs, ecosystems that offer flexible depl