You can now update your iPhone to 2.2.1 firmware via iTunes.
This update contains bug fixes and improvements, including the following:
- Improved general stability of Safari.
- Fixed issue where some images saved from Mail do not display correctly in the Camera Roll.

[...] and Info What’s New in iPhone 2.2.1 firmware Possibly related posts: (automatically generated)QuickPwn 2.2 for Windows and Mac – iPhone 2.2 [...]
The problem is after upgrading the iphone 3g, it becomes locked, so im still waiting some unlocking solutions before i upgrade it.
Man I can’t wait for the new iPhone 3G S, my iPhone 1st gen really needs a replacer.