A new iPhone application allows you to find detailed information on any product simply by taking a picture of it. With the SnapTell Explorer application, you can take a picture of a book—and within seconds the screen will display the right book with reviews, links to other Web sites (including a Wikipedia entry), and online prices from multiple retailers. Welcome to the future of shopping. How does it work? According to SnapTell, "SnapTell … [Read more...]