I’ve worked with a genuine 0.1x developer. Not only were they unproductive (which is fine if you are new or inexperienced in an area), but they actually reduced

I’ve worked with a genuine 0.1x developer. Not only were they unproductive (which is fine if you are new or inexperienced in an area), but they actually reduced the productivity of others in the team. I think sometimes this was deliberate as a plan to get the team reassigned. Luckily I was a contractor and could largely ignore the politics and just get on with work.