. I just cancelled my subscription to downloadable computer game provider GameTap. I started my subscription without any real hassle, taking advantage of a promotion offering the service for one month at 99 cents, and then $9.99/month afterwards. Signing up was easy and only required me to create an account by entering a username, password, secret question and answer, as well as an e-mail address, and after account creation I entered billing information for my credit card, as w...