Probably more a case of academically "not interested" than anything.
Why would he want to come back and play for a coaching staff that hasn't developed anyone for the NHL? All these Sioux coaches are capable of is telling recruits that they had a cup of coffee in the NHL. At least this is the ammo some other schools are using in their recruiting endeavors.
Tough to guage the impact this has at this point. Of course it is a huge blow, but we don't know at all who, if anyone, will step up and fill the void. Other programs tout their ability to 'reload'. In the recent past, UND has been quite able to do the same.
Is it October yet?
Go SIOUX!