Guys looks like the official firmware has leaked and this is a russian site where there are links to download it!!! I don't know how to install it so if a dev could look at it it would be great!!!(replace the x's in the link with t's)
hxxp://www.lg-p500.ru/2011/06/android-233-20-lg-optimus-one.html#more
hxxp://www.lg-p500.ru/2011/06/android-233-20-lg-optimus-one.html#more