"These are much deeper waters than I had thought."
—Sherlock Holmes ("The Reigate Puzzle")
IN THIS APPENDIX
One critical, post-deployment piece of functionality that virtually all gadgets need is the capability to automatically update the gadget. What is required is the capability to make sure that the user is notified and updated when a new or updated version of the gadget is available. This functionality is not available in the Gadget API, so we have to create our own methodology for updating a gadget.