Or, how FourFourTwo explains it on YouTube

[Link]

Systematically dragged down by the lawmakers

That analysis is interesting and illuminating.
I think the main difference under Glasner is that we’re winning the ball higher up the field and playing quicker and more direct passes catching opponents out of shape.
It may be difficult to sustain that level of intensity over the course of a whole season without a deeper squad of equivalent ability (e,g Man City can swap Foden for Grealish for Silva and still have Doku and Nunez as unused subs).