any chance you work for a publicly listed company? or gov't? from an efficiency standpoint, it certainly makes a lot more sense to stick to one platform. if they're all set up for BB, it's expensive to change.
my company is a privatey-held partnership, so when the partners - the folks who own the company - decide that they want something, IT is on the hook to make it happen. a year ago the partners decided that they wanted ipads, iphones and androids. 6 months later, IT rolled 'em out. the advantages of not having stockholders to report to. yeehaw.