Everytime a student says this—it's because they're procrastinating on their work. The hardest part about anything new is starting it. Once you build some momentum, interest and focus tends to build as well.There certainly are some homework assignments that are boring.

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.