It’s finally posted on CustomerSource. Mainstream support for GP v8.0 now goes to 8/2/2009. Thanks again to the partners who gave me a heads up and to the customers who I assume browbeat MS into this.
It’s Official, v8 Support Now Goes to 2009
Archived post from 2007. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.