KaZaA, whose once-popular file-sharing service was shut down in 2006 as part of a settlement with the music industry, is back in the headlines. Now it’s said to be launching a web-based legal music download service with the support of all four major labels. Sounds like a great story, especially in light of The Pirate Bay’s efforts to go legit. If only it were true. Continue reading on Gigaom.com.