The point is to train the brain via repitition and iteration.
If your goal is entertainment, I'm not sure what you are looking for.
A child today can absolutely be successful at doing their homework if they have time to... sit down and write, or draw, or do crafts or things that require them to focus. It's not like Screens exist, therefore no attention span.
What's happening is people are only fixating on screens, and foregoing these slower forms of media. That's akin to saying all children will be obese now that fast food is around. Of course, obesity rates will sky rocket if all you eat is fast food. But if a kid grows up to have homecooked meals, and eat with their parent(s) then they won't. It's as simple as that.
After I detox from online games, I can go back to learning new "boring" stuff. There are nerds(myself included) who find learning fun, and using AI boring because it doesn't scratch the learning itch.
They aren't assigned based on each student's understanding and mastery of the subject. They're assigned based on the lowest common denominator. It's an incredibly discouraging hoop to jump through for students who actively find joy in learning and discovering new things.
Don't make any commentary on my intelligence or I'll get you banned.