For non-system users, there's no good reason to use python outside a virtual environment now, and IMO the devs shouldn't encourage it. Perhaps python should is

For non-system users, there's no good reason to use python outside a virtual environment now, and IMO the devs shouldn't encourage it. Perhaps python should issue a warning if used outside a virtual environment, unless that warning is deliberately suppressed by a flag? That would be worth a point release on all older versions.