The survey may not represent sentiment toward type checking in Python. Mypy is only one of the checkers out there. Out of the 40% who don’t use mypy, many could

The survey may not represent sentiment toward type checking in Python. Mypy is only one of the checkers out there. Out of the 40% who don’t use mypy, many could be invested into other type checkers such as Pylance. This is certainly what many comments on the Twitter thread are about. So the % who refuse to use type checking is likely lower than 40%