Google's Gmail for mobile web service got a huge facelift recently giving it a client-side app-like look on the iPhone and Google Android phones. They just added a new feature to that mix...

The Iterative Webapp - Gmail for mobile Gets Mute

So, I took a look at it (see screenshot above) and it worked as advertised. But, um, how do you un-mute a message after muting it. The message disappeared from view in Gmail for mobile as well as IMAP (Thunderbird client in my case).

I was able to find it in the desktop Gmail web interface by using search. But, I couldn't find an obvious way to un-mute the message. I thought it might be a label that could be removed. But, that wasn't the case. Hmm.