The issue is simply that this topic is not progressing. You have cemented your belief that as the bill payer, you have the right to decide on behalf of the user what color scheme they can use. I am equally adamant that the bill payer can decide, for example, where and how discussions take place, but not how the user wants to save their eyes.
We are therefore stuck in a yes/no situation, and my interest does not extend to that — regardless of whether the day is good or bad 