Rollups are exciting as it allows companies to offer their services, earn a fee while not being liable to protect billions of dollars — because the tech stack and not the operate keys the funds safe. Even more so, enables low fees & high throughput of transactions. Where does the “billions of dollars” come from? The world’s soon to be greatest liquidity layer: - Ethereum This is why scaling Ethereum is crucial. The greater its liquidity & usage, the better it is for rollups to tap in too. Bullish Ethereum & L2s.