Is no longer sustainable is another way of saying "fuck you we dont need you anymore cause we found someone else who is cheaper". Has nothing to do with sustainability.
So he thinks Amir Khan vs Crawford will do more than Max Vs Poirier? I've only watched about 2 fights of Khan and none of crawford, go figure.
how many PPVs will top rank have per year? 2.....3 at the absolute max. Sure, they have some stars like Bud Crawford, Lomachenko and Tyson Fury but absolutely no one to fight them