Spin writer Tom Hespos raised an important issue yesterday in his column, "Why Google Won't Kill B2B Magazines (Just Yet)."

We learned about a new group dedicated to advancing word-of-mouth marketing techniques at Ad:Tech; it's a sector that appears to be gaining some traction as marketers aggressively look for new ways to break through traditional advertising clutter. Word-of-mouth marketing also relies on the power of so-called "influentials" to propagate ideas and trends, and also leverages viral methods derived from Web marketing practices.