Drivechains is not worth discussing because without SV2, it has worse trade-offs than even liquid
Discussion
Liquid is federated sidechain that requires permission to use.
Drivechain is a trustless sidechain and your forgetting drivechain includes bip 301 as well for blind merge mining.
Drivechain is federated and enables mev and no, that doesn't just affect sidechains as it does with stacks blocks now. It distorts miner incentives in ways that threaten censorship resistance