They probably never had the masters to use for the CD due to the Atlantic vault fire. Maybe the new release will sound somewhat better, but no way I'm ponying up $25 to find out. Gotta love the hype in the Amazon description: " celebrating the most sensational jazz collaboration of the 1950's". Maybe they never heard 'Jazz at Massey Hall', or 'Tenor Madness' or 'Monk's Music' or the 1956 'Jazz Messengers' album on Columbia, or...