Requiring increasingly long arcane incantations in the name of backwards compatibility is a terrible design philosophy and introduces security fatigue. Most users will not use aliases, and it's poor security posture to ask them to.
Given how often the python community already deals with breaking changes, it shouldn't be much different for pip to adopt saner defaults in a new major version.
Given how often the python community already deals with breaking changes, it shouldn't be much different for pip to adopt saner defaults in a new major version.