I think the error is quite verbose and tells you everything you need to know.
Generally, do not install packages outside of a virtual environment unless you know what you're doing. Given the option, use your package manager version of the same package. Outside of that, use your python environment manager of choice to install stuff. There are lots of options: conda, uv, venv, virtualenv, pipenv, etc.
The error exists to warn you that you could potentially break critical system installed packages by installing other things at a user or system level with pip.
Media server client, pihole, emulation, programming or home automation project. You could even prop it up as a standalone web server and make some kinda creative thing.