Algebra: largely unimportant for most people. Nerds are the exception. Some adults entering college have trouble with fractions. Arithmetic is useful for nearly everyone though.
Literature is very unimportant except as a means of homogenizing culture, but TV does that far better these days. Reading and writing are important.
Music is basic to humans, and while I don't share the drive to listen to music that others seem to have, I do have a drive to create music (much to the detriment of those around me). Music is a great avocation, but spending time to learn about music in school isn't really as necessary as a lot of people think. We all know people who have no idea what a clef is but lead otherwise successful lives.

It should be. If the trespasser was strongly suspected of stealing, sure. But just because someone is trespassing at site A doesn't mean it makes sense to search site B.

No need for that when simple distractions work. Unlike Harrison's father, we carry our distractions in our pockets and sleep with them next to our beds.
https://archive.org/stream/Har...
"Who knows better than I do what normal is?"