Dennis O'Reilly began writing about workplace technology as an editor for Ziff-Davis' Computer Select, back when CDs were new-fangled, and IBM's PC XT was wowing the crowds at Comdex. He spent more ...

On my iPhone, my most used keyboard feature is probably undo. Sometimes, it's the fastest way to start a sentence over and try again. iPhones have a systemwide undo option (just shake the device and ...