And they were the biggest headaches on my team, bar none, of them all. An absolute nightmare to coordinate--and it seemed like even minor things that should be

And they were the biggest headaches on my team, bar none, of them all. An absolute nightmare to coordinate--and it seemed like even minor things that should be unrelated, e.g., a locally installed system (not python) package slightly off-version, could eat a developer's time trying to resolve.