What has been your company’s experience with Tablet PCs?

If your company is currently using Tablet PCs, what has been your exeprience with them? What do they do a better job of than laptops or PDAs? What keeps them from being more useful than they currently are?

If you aren’t currently using TabletPCs but are looking to deploy them, what is it that is attracting you to the Tablet PC platform? What would you like a Tablet PC to be able to do, ideally?