Erasing a lot of text by shaking an iOS device to undo typing has been around as long as I can remember in iOS. You can even shake a device to redo any text you accidentally erased.
When it comes to iOS 7, it seems Apple decided to give the shake gesture one more use by implementing it in the Mail app.
With iOS 7 on your device, you can shake to undo the archiving, filing, and deletion of e-mails in the Mail app.
Here's how it works:
Shortly after filing an e-mail, archiving, or deleting an e-mail in … Read more