| BILLBOARD'S GENRE CHART POLICY CHANGES Yesterday Billboard unveiled  a new methodology for tabulating its genre charts to include digital download sales and streaming data along with existing radio airplay stats. Billboard editorial director Bill Werde responded to concerns  explaining exactly how and why the changes were made.
SIRIUS XM RAISES FORECAST FOR SUBSCRIBER GROWTH: Sirius XM upped its forecast for net subscriber growth for the third time this year. The satellite radio company announced that net additions in the third quarter jumped 34% to 445,921 from 334,000 in the prior-year period. Sirius ended the third quarter with 23.36 million subscribers compared to 21.35 at the same point a year ago.
APPLE LIKELY TO UNVEIL "IPAD MINI" AT OCTOBER 23 EVENT: Apple will hold a special event this month at which it will showcase a new, smaller iPad. People familiar with Apple's plans tell All Things D that the company will unveil the so-called "iPad mini" on October 23 at an invitation-only event. It also happens to be just three days prior to the street date for Microsoft's new Surface tablet.
All Things D 
STEVEN TYLER LAWYER SUED FOR ALLEGEDLY BOTCHING 'AMERICAN IDOL' DEAL: Steven Tyler's former management company is suing his current lawyer claiming she botched his contract negotiation and cost Tyler a $6 million- $8 million deal to return to American Idol.
The Hollywood Reporter  
RIHANNA'S 'DIAMONDS' DRIVES GAINS ON SOCIAL 50 CHART: This week Rihanna jumped 23-3 on Billboard's Social 50 chart, elevated by attention from her newly released single "Diamonds" off her upcoming album Unapologetic (out Nov. 19). "Diamonds" has gained over 8 million views since its Sept. 27 release. She also added 1.3 million new Facebook fans and 105K Twitters followers. Her just released album artwork -- where she appears topless -- likely won't hurt her social momentum.
PEERMUSIC, BUG, WARNER, OTHERS WIN $6.6 MILLION IN LIVEUNIVERSE LYRICS LAWSUIT: A group of music publishers including Peermusic, Bug Music and Warner/Chappell Music has won a possibly precedent-setting $6.6 million in a copyright infringement lawsuit against LiveUniverse, Inc. for displaying lyrics online to such songs as Van Morrison's "Moondance" and Ray Charles' "Georgia on My Mind."
CBC MUSIC LOSING MILLIONS AS CONTENT COSTS SURPASS REVENUE: The Canadian Broadcasting Corp. will lose millions of dollars a year on its free music service for the foreseeable future, as the high cost of content surpasses the advertising revenue the service earns. CBC Music was launched in February just as the broadcaster was bracing for deep budget cuts that would lead to the loss of 650 jobs and prompt the CBC to request permission to sell advertising on its Radio 2 service.
Globe & Mail 
IN HAITI, LITTLE CAN BE FOUND OF WYCLEF JEAN'S CHARITY: In a new memoir, pop star Wyclef Jean claims he endured a "crucifixion" after the Jan. 12, 2010 Haitian earthquake when he faced questions about his charity Yele's financial records. But a continuing New York attorney general's investigation has already found financial improprieties; and the charity effectively went out of business last month, leaving a trail of debts and unfinished projects.
New York Times
DIGITAL AD GROWTH SLOWS, BUT MOBILE DOUBLES: The Interactive Advertising Bureau says digital ad spending grew 14 percent to in the first half of the year. That's a lot better than traditional advertising, but slower than last year, when digital ad spending grew 23 percent. Mobile ads, which have a much smaller base, nearly doubled, to $1.2 billion, during the first half of the year.
All Things D