I know that 2.3 is not out quite yet:
T-Mobile G2x getting Gingerbread 'sooner than you'd expect,' may not be a quad-band handset -- Engadget
...but when running the same on my T-Mo Defy, it responded with a "No updates available, your system is up to date" (just got Froyo on Friday coincidentally).
T-Mobile G2x getting Gingerbread 'sooner than you'd expect,' may not be a quad-band handset -- Engadget
...but when running the same on my T-Mo Defy, it responded with a "No updates available, your system is up to date" (just got Froyo on Friday coincidentally).