In the old days, OSs comes with a manual and tutorial, so it is not a big deal. But you don't have a manual now and Mac still treats you like you have one.
« On the surface, the illness seems to resemble a prion disease—neurological disorders caused by rogue proteins that accumulate in the brain and slowly destroy it. But medical examinations haven’t found any evidence of prions in these patients so far. Prion diseases are also universally fatal, usually within months to a year after the first symptoms appear, but symptoms of this condition have developed over 18 to 36 months in the patients found so far, while five people with the condition have died. »
I agree, each time I find myself trying new themes or fonts, I realize I've been stuck on a very hard problem for a few days. And my brain is just trying to get something, anything, done. So I start focusing on small unimportant details to feel like something is progressing.
Not sure where you are located but where I live a Civil Union is just as risky as a marriage, in terms of finances, mostly for men (though obviously not always) in terms of support payments for a former spouse without the tax benefits.
This is an issue on MacOS, a lot of features like this one are not easily discoverable.