> the base layer is not meant to be used on day-to-day operations
The whole point of cryptocurrencies was to use the blockchain for everything. Everyone should be able to use normal cryptocurrency wallets for all transactions. Anything else means cryptocurrencies have failed.
Layer-2 have a very precise definition. They are systems that depend on the base-layer to guarantee the integrity and security of the transactions, but that through some mechanism can be executed outside of the blockchain.
A roll-up does not violate the security of the blockchain and users are in control of their assets at all times. What is the practical problem of using it? Just because some purist says so?
The whole point of cryptocurrencies was to use the blockchain for everything. Everyone should be able to use normal cryptocurrency wallets for all transactions. Anything else means cryptocurrencies have failed.