The premise: Your knees go over your toes in sport and life, so we should train for that.
But common strength training out of the textbook doesn't.
If you've got dicky knees, consistently doing some of his exercises (e.g. 5 mins of walking backwards up a hill, 3x per week) might help.
His big thing is knee health. But his programs are also for athleticism and injury-proofing... I did 6 months of his programs last year – some of the best I've felt on the footy field.