Apple on Thursday issued iOS 5.0.1, an incremental update for the iPhone, iPad and iPod touch that addresses a well-publicized bug that resulted in shorter battery life.



From Apple Insider:

The full list of fixes in iOS 5.0.1, according to Apple, are:
Fixes bugs affecting battery life
Adds multitasking gestures for original iPad
Resolves bugs with Documents in the Cloud
Improves voice recognition for Australian users using dictation

  Apple releases iOS 5.0.1 with fix for iPhone battery life bugs