the naive enduser experience looked like this
```sh
altracer@HP-15s-fq3025ur ~/s/python> pip3 install --user cobs
Collecting cobs
  Downloading cobs-1.2.1.tar.gz (14 kB)
  Installing build dependencies ... done
  Getting requirements to build wheel ... done
  Installing backend dependencies ... done
  Preparing metadata (pyproject.toml) ... done
  WARNING: Generating metadata for package cobs produced metadata for project name unknown. Fix your #egg=cobs fragments.
Discarding https://files.pythonhosted.org/packages/87/dd/cb6aa7465da843cc1633e2ee05ef86a8df63fd95e741dfcb98ed8f477cb8/cobs-1.2.1.tar.gz#sha256=2af7f8791cde1ae7c6b936f5d0c35fe29feb10de25f79c15b0af0d6729783cc0 (from https://pypi.org/simple/
cobs/) (requires-python:>=3.6): Requested unknown from https://files.pythonhosted.org/packages/87/dd/cb6aa7465da843cc1633e2ee05ef86a8df63fd95e741dfcb98ed8f477cb8/cobs-1.2.1.tar.gz#sha256=2af7f8791cde1ae7c6b936f5d0c35fe29feb10de25f79c15b0a
f0d6729783cc0 has inconsistent name: filename has 'cobs', but metadata has 'unknown'
  Downloading cobs-1.2.0-py3-none-any.whl (12 kB)
Installing collected packages: cobs
Successfully installed cobs-1.2.0
```