For the last ten months, TUAW has been providing readers with an audio version of selected stories through the Daily Update. Today, we're happy to announce that you can listen to all TUAW posts as well as those from Engadget, Tech Crunch, and Joystiq, through a new app called SpokenLayer (free). The app is perfect for listening to your favorite Aol Tech sites (and other content) while walking, riding a bi
