Stop the Presses!
Pandigital has now officially made their 1/14 OP firmware available via their downloader. What that means is that WPDN owners now have the option to upgrade their devices to an Android tablet while retaining ereader capabilities in a way that is supported by Pandigital. Here's the link to the downloader:
Pandigital Updater
Yes, the original B&N store and reader software (actually all of the original PDN software) is included and works.