• MySpace is testing an Audio Magic content filter to block unauthorized videos. (Question: What about homemade videos with copyrighted music playing in the background? Looks like they'll skate through.) Universal Music Group, NBC/Universal and Fox are taking part in the test. (InformationWeek)

• A Goldman Sachs analyst believes XM and Sirius should work together to lower marketing and promotion costs, but not worry about merging for another three to four years. In that time, possible synergies would be able to be realized and regulatory uncertainties may have passed. (Forbes.com)

• The White Stripes are reportedly going to sign with Warner Bros Records. (Billboard.biz)

• Warner Music Group is going full steam ahead with its corporate social responsibility agenda. By the end of March of 2007, all standard CD and DVD products in the U.S. wil use "ecologically-enhanced paper packaging." The company's Grammy party was carbon neutral. A distribution deal with Righteous Babe would fit the strategy, but I won't hold my breath. (Press release)

• Singshot.com, an online kaoroke site that is run by a former Rhapsody exec and has licensed over 3,000 songs, was purchased by Electronic Arts. (Forbes.com)

• Michael Robertson, founder of MP3.com and MP3Tunes, issued his own open letter that challenged Steve Jobs to sell music in open formats, open up the iPod to other software and make an iTunes for Linux. (MichaelRobertson.com, via Wired's Listening Post blog)

[music jobs] Brand and Online Marketing Manager at The Ascot Club/Am Only; Brooklyn, NY.