We will want to remove many cases of `.abi`, including `.abi.thing`, so this may simplify future PRs and certainly doesn't hurt. We omit DerefMut because mutation is much rarer and localized.
We will want to remove many cases of `.abi`, including `.abi.thing`, so this may simplify future PRs and certainly doesn't hurt. We omit DerefMut because mutation is much rarer and localized.