That’s true to an extent. But there is something to be said about having a more expansive and easy to navigate system for supporting windows and osx systems. If you have a computer issue odds are you can go into any staples or other chain office supply store and get tech support for a Windows computer.
I do believe learning tech literacy and putting some effort into being more familiar with the often expensive and critical piece of tech that one uses likely every day - but it doesn’t do Linux any favors to downplay the specific and limited advantages commercial operating systems have.
One has to understand internal CCP politics through very imprecise measures, but one key thing to look at factional power within the CCP. Xi, by all accounts, has managed to suppress and marginalize all other factions within the party. This can be seen in the tangible result of his norm breaking additional term(s?) as leader of the party.