As promised, Apple’s released the specs for iTunes LP and Extras, with templates, guides and testing materials to create them. Until it goes automatic next year, submission is manual process, and yes, Apple has to approve your work. [Apple]
With a higher price than regular albums, no lossless audio and virtually no device support, iTunes LP seems like a hard sell. Turns out, it might be lame for musicians too — at least, the ones without platinum records.