Well now it is sounding like the modification of renaming the otacerts.zip file may not stop the nook from updating... I have turned my wifi off for the time being until we see what happens, but here is an interesting thread on the subject. Just wanted to give you all a heads up to be careful until we know what is going on.
Want to try to avoid 1.1.0 OTA?
http://forum.xda-developers.com/show...4#post10918594