Earlier quoted context omitted.
How do you even pull away from a Gmail address? I'm nearly twenty years into that service. Getting banned would be absolutely devastating...
Just have to get started and suffer for a while and make it a practice to switch emails when you log into places. I switched to fastmail with my own domain.
Although I am increasingly concerned with its longevity since there's a non-zero risk that Proton might shut down SimpleLogin since Proton Pass has its own alias feature.