Instead of two junior divisions they could have added a seniors.

There is only 180 degrees.
Those diagonal drills, besides being too cramped, only tempt the player into best average. That said, playing those cramped (jacked/elevated/inclined) shots is part of using a pool table. More useful would be a variety of shorter shots - IOW, less distance to agonize over. They would be quicker to set up, and work your visual acuity in practical zones as well.

You is wut you am.
But sure, climbing Fargo numbers involves not so much pool, but getting by some gnarly MFs and their hordes.

Pool wise, pool is still childsplay for all to learn.

Also, is the cue ball spinning? You can learn to make this shot with an off center cue ball hit and drill in an error in your sight picture! The perfect shot pockets the object ball and isn’t spinning! Bert Kinister likes to have the cue ball just replace the object ball as well to groove your speed and tip placement as well.
I don’t think you ever graduate from this shot!