Alright, I hope you don't get mad at me if it doesn't live up to your hopes in some way.
Look for a special on the Nook, they often seem to run discounts.
Before you root it, be sure to make a backup image of the drive. There are instructions for this on the XDA site. You never know if you are going to screw up somehow and brick the thing ("root" it in the Australian sense
You will need the Search Market app for the Android market. You can push this across to the Nook from your computer using your Google account.
It is worth taking some time to get the Android interface set up for e-ink. This means going through and turning off all the animations, changing the icons to black and white, and that sort of thing.
Bear in mind that the battery will drain faster in Android if you are running processor-intensive or screen-refresh-intensive applications.
I put some initial impressions of my experience here, though soon after that I went back to using it in portrait mode except for PDF viewing. http://www.mobileread.com/forums/sho...d.php?t=181034
I made a few screenshots to give a better idea.