Your first paragraph is conjecture; it may be true, but I suspect the real story is somewhere in between the versions offered by Leach and James. I definitely agree with your second paragraph, though. They may never again land a coach of Leach's caliber. I hope they are confident that their version of events is accurate.
"He's a hard worker, and he watched me and Tim (Hardaway Jr.) and Nik (Stauksas) put work in to become (first-round picks), and I'm just happy he's getting better," Burke said. "It's great for the program, too. It shows what type of program the University of Michigan is and the direction it continues to go in."