The Jelly Bean 4.1.1 images for selected Nexus models have been released by Google, allowing you to roll back to a safe, factory state no matter how bad you've f&%^#d up your Nexus. The particular models are --
Nexus S -- i9020t, i9023, i9020a
Galaxy Nexus -- yakju, takju
Nexus 7 -- all
This is good news for all of us who hack and modify our Nexus devices, as having an easy and...