The Inventor of 'Disruption', disrupted?

In my post detailing my thinking on the Apple Car I touched upon how Clayton Christensen - the person who is attributed as having coined the term 'disruption' in the post-Internet age - himself does not believe Apple is 'disruptive' according to his own definition. The following article from TechCrunch details issues with Christensen's definition, suggesting the definition itself, has been 'disrupted'.