Well, you already know it's not Jelly Bean, but T-Mo is sending an OTA update to the Galaxy S III right now. It's a minor one, mostly dealing with some Touchwiz stuff you likely don't use, as well as a behind-the-scenes tweak to pinch and zoom. Woo.
Current Version - Android version 4.0.4/Software version T999UVLJ4
- Android version 4.0.4/Software version T999UVLJ4
- Approved 10/17/2012
- Resolved Media Hub playback issues
- Pinch & Zoom backend changes – No visible user changes
- OTA and Samsung Kies update
- T999UVLH2, T999UVLG1 or T999UVLEM
- Device software is not rooted
- 50% battery life
- Data connection
- 50 MB available memory (File size of update is 12 MB)
The 12MB update is available via OTA right now, but if you'd rather use Kies for some weird reason, you'll have to wait until tomorrow.