The website Redmond Pie is showing a video of an iPad hack which has a fully functional link up with a Magic Mouse. The hack even gives you a mouse pointer on the screen! With this mod, and a bluetooth keyboard and mouse your iPad is as close to a fully portable computer as it gets.
In order to get Magic Mouse working with your iPad you need to first jailbreak it and then install BTstack Mouse app from Cydia. Start the app and allow it to discover Magic Mouse and then it should be working for you.
Use Apple iPad with Magic Mouse [Jailbreak]
Would you jailbreak your iPad for this? Let us know in the comments.