Digital editions on the tablet are revitalizing subscription sales for consumer magazines. And while we recommend upselling tablet editions (not including them automatically with a print subscription), we like this announcement from the New Yorker for a number of reasons. One, the image is simple and eye-catching, and the current headlines offer a sense of urgency and immediacy. But what's really great is the line at the bottom that hyperlinks to instructions for downloading this week's issue fo...