Enterprise workers have been bringing their "consumer" tools and apps into the workplace for some time. Enterprises have started to respond by approving use of such devices, such as Apple products in the phone, PC and now tablet areas.
Longer term, the issue is how much other movement will be seen in the applications area. Skype is among the best current examples of a consumer tool that is widely used within enterprises. So is LinkedIn. Also, Facebook and other social networks now are being adapted for enterprise purposes.
For the moment, devices seem to be at the forefront, though.