I think the fact that any old code is being removed at all is a good thing. The point of the post (at least from my perspective) is that deleting old code is something necessary for prolonged support of a codebase and it’s not something Microsoft is or maybe even ever will prioritize.
Have you seen old 80’s-90’s style C driver code? Lines of code is an even more terrible metric for this than it usually is.
I think the fact that any old code is being removed at all is a good thing. The point of the post (at least from my perspective) is that deleting old code is something necessary for prolonged support of a codebase and it’s not something Microsoft is or maybe even ever will prioritize.