Well, here's an unexpected surprise for all the Replenish owners out there -- Sprint's greenest handset is now getting the update to Android 2.3. The update should already be rolling out in OTA fashion, bringing a number of enhancements to the device:
Upgraded OS from Froyo to Gingerbread (Android 2.3)
Increased operating system speed and efficiency
One touch word selection and copy/past
Improved power management
SMS messaging fix
As usual, the update is rolling out in stages, but it should hit all devices within ten days. To see if it's available on your device, hit Settings > About ...