While we hope that the Blu-ray Disc Association can work out the kinks, there is real promise in the format.

ENGADGET: Review: Samsung BD-P1000 HD

While the store is only built to work with Kaleidescape's high-end disc-playback systems -- these usually start in the thousands of dollars, and you'll need M-Class hardware for HD -- it currently offers movies from Warner Bros. with an Ultraviolet copy attached, so buyers can play them back on mobile devices through apps such as Flixster and Vudu.

ENGADGET

Yet a recent seven-disc boxed set containing nearly all of the pianist-composer's early work under his own name, "Classic Earl Hines Sessions 1928-1945, " shows that the early Hines was a very different animal.

WSJ: Fatha Played Well With Others | Earl Hines | By Will Friedwald