How to send group emails from your iPhone
Easily address email messages to large groups using your iPhone’s native Mail app. This trick even works with the Camera app.
Tracking conversations with Twitter
Twitter just unveiled a new feature that allows you to track any word when it comes up in a public Twitter conversation. You could, for instance, instruct Twitter to let you know every time your name comes up in a conversation, or your hometown, favorite band, or latest trend you’re tracking. Currently, tracking only works…