NOT good enough, provide the fix to enable two factor authentication for iCloud backups and Photo Stream in iOS 7 THIS month, Tim Cook! Not all devices will run iOS 8, and not all users, especially in corporations, will update to iOS 8 straight away.
Also, what about iOS 6-only devices?!
It is not about some assumed 'need' for diversity, but the need for the RIGHT PERSON FOR THE JOB.
Besides, the big picture is employees AND contingent workers/outsourced talent, and a LOT of the later tend to be very diverse at most companies...