I hope yopu don't mind but I am going to hijack this thread and also post a quick review from a similar nerd is maybe over critical. Saves starting a new thread.
ICS is very polished, much more so than any other version of android, ...
Further to this, if you're a weirdo like me and want everything reset rather than a set value due to your own personal OCD, you can use "wm size reset && wm density reset" :good::fingers-crossed::silly:
I swear to god I am going insane, I am having the same issue as mrvirginia. I am in bootloader but my base unit, laptop or brothers pc will not recognise my Galaxy Nexus. I have uninstalled the samsung drivers and reinstalled but nothing. Just sho...
From my understanding this does not change the native display which is shown on the screen but merely scales everything to a lower dpi. You are still pushing the same number of pixels.