Begging the Question.
Step 1: Assume your claim is already true, e.g. "Microsoft is a still good corporate actor in spite of doing X".
Step 2: Manufacture circular logic to support your claim from Step 1.
In other words, the poster is begging the question to be self-evident, rather than producing evidence to support their claim.
It's turned into a generic term that usually means the ability to remove all corporate branding from the UI. A lot of it is in the ability to apply themes. For example the Icon style for Android 6 (Marshmallow) is now considered retro.
https://en.wikipedia.org/wiki/Android_Marshmallow#/media/Fil...
I particularly despise the way Samsung wants to use impose a "bulging squircle" icon shape and I always find a way to override that (Nova Launcher still works well for this use case).