Outside of mere observational contribution to this topic, are you playing devils advocate because it is easy, or do you actually believe that this is a real excuse for the python community?
I'm not making excuses for them, I'm saying the upgrade path was too long. It's the same reason people don't care about climate change - many of them won't see the results of their efforts now so they just keep doing what they're comfortable with. If it was a year or two, people would've upgraded straight away.
