Just activate Siri, then say "update Facebook" or "update Twitter." Wait for Siri's prompt, then speak your status. It's a fast and effective way to keep others in the loop when you're driving or otherwise occupied.

But wait, there's more

Other productivity-friendly iOS 6 features include different email signatures for different accounts, Notes syncing with iCloud, and call-rejection options that let you set a callback reminder or respond with a canned text message ("In a meeting," "Be there soon," etc.).

Have you found any other iOS 6 tricks that can help your fellow busy workers? Tell me about them in the comments.