This 1000%. Since basically High School I’ve been on Ubuntu for the machines I need to work, because at the end of the day it usually does. Some of the people I meet see that I use a Chromebook with the containers enabled and have similar reactions. “How can you use that it’s not even real Linux?”, as if it isn’t literally a Linux kernel. The Steam Deck is popular because you don’t need to know Linux to use it, and Ubuntu is popular because you don’t need to know a lot of Linux to use it.
They probably fear that the failed Windows mobile lineup tainted the brand name for the product’s target demographic.