Facts matter: Sign up for the free Mother Jones Daily newsletter. Support our nonprofit reporting. Subscribe to our print magazine. U2 are planning Ireland’s first skyscraper, which they will call “The U2 Tower.” The nearly 400-foot structure will be designed by Norman Foster; the band’s new studios will occupy the building’s peak. Doesn’t this sound like a cartoon? Will they have superpowers? Presumably to help fund this venture, the band are releasing special 20th-anniversary editions of The Joshua Tree next month. That was 20 years ago? Ugh. J Dilla fans are being asked to support Lupus research by joining the Alliance for Lupus Research’s walkathons. The events, set to take place later this month in cities around the U.S., will feature “J Dilla Project teams.” The ground-breaking hip-hop producer died from the disease in 2006. Relive the magic that was Live Earth with a CD/DVD package out November 20th from Warner Brothers, and a digital version hitting the intertubes two weeks earlier. Free Nobel Prize with purchase. Rapper Nas has caused a bit of a stir by announcing he will call his next album, ahem, Nigga. The LP is set for a December release. The New York artist told MTV he’d planned to use the title for his last album, but instead decided on Hip-Hop Is Dead.