LG Official Site is showing a public notice which tells that LG will upgrade all of their Optimus One Varients. Take a look at their public notice below.
"LG will upgrade all Optimus One smartphones currently using the Froyo OS to the next version of the Android OS, Gingerbread. Details of the upgrade schedule will be announced locally in due course. We sincerely apologize for the confusion and misunderstanding that was caused regarding this issue."
