At one level, one would have to be a collector, an Anglophile, or a 1960s pop culture enthusiast to consider this 14-CD set a good deal. In the U.K., the EP ("extended play" single), which contains more tracks than an ordinary single and fewer than an album, has always been a far more popular format than it is in the U.S. During their heyday, the Beatles regularly released EPs in Great Britain, a total of 13 of them, in fact, between June 1963 and December of 1967, and they're all assembled in this box, complete with original art and sleeves in miniature…