This IBM/Apple tie in seems an awful lot like Sage/Salesforce. An aged company looking to regain youth by pairing with a more popular/hip company. In both cases these companies would have been rivals 10-20 years ago.
http://www.wsj.com/article_email/ibm-apples-rival-turned-partner-plans-to-help-other-companies-adopt-macs-1438765914-lMyQjAxMTE1OTAyNTcwOTUyWj