Apple has released a 2.2.1 update for the iPhone and iPod Touch today. Available from iTunes, the update appears to be a rather minor one with the following improvements:
iPhone 2.2.1 Software Update
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 RollProducts compatible with this software update:
– iPhone
– iPhone 3G