I've just updated Volume 1 of the AppGameKit book. The biggest change is the addition of a set of functions to help automate keeping the top scores of a game played on a single device. As usual the update is free to anyone who has previously bought the book directly from Digital Skills. To claim your copy email requesting your free upgrade to
[email protected] giving your original order reference number (if you don't have that, give your name and the approx date of purchase and we'll find you in our records). It may take us a few days to handle all of the requests.