Twelve months ago, free ad-supported music download service Qtrax launched in a blaze of controversy, most notably claiming it had support from all four major record labels, which was news to them. Qtrax is going after the holy grail of music, free and legal downloads, and so it wasn’t surprising that the company faced a licensing uphill battle. A year later and all the “t”s have been crossed and the “i”s dotted: EMI, Warner, Sony BMG and Universal Music are on board, reports AP, and a relaunch is planned for next month. However, a few questions remain.