Though there have been many posthumous releases from Jimi Hendrix's archives since his tragic death, the recently-announced ‘Valleys of Neptune’ isn't meant to be a “lost” album. Rather, it's a look at the creative period in Hendrix's life between the 1968 release of ‘Electric Ladyland’ and his legendary appearance at Woodstock the following summer. “In the aftermath of ‘Electric Ladyland,’ he made a series of recordings with the original Experience,” co-producer, author and Experience...