A new year and another new Beatles release. This time it's a DVD documentary celebrating the 40th anniversary of the quartet's first American tour. Released early next month, The Beatles First US Visit promises "exceptionally candid footage" of a legendary event. It follows hard on the heels of last year's Let It Be ... Naked CD, which in turn followed the five-DVD Anthology box set, the Anthology book, the 1 CD compilation of "greatest hits" and the remastered Yellow Submarine DVD and "songtrack" CD. In fact, there has been a steady stream of Beatles product since 1994, when the Beatles'...