Jarrett, Keith: The Köln Concert (Vinyl 2xLP)January 24, 1975, proved a memorable, magical night for the 1,300 people that witnessed American jazz pianist Keith Jarrett perform a solo recital in the majestic surroundings of Colognes opera house. Fortunately, the concert was recorded for posterity by ECM Records, who released the recording later that year as a double album housed in stylish black and white artwork adorned with a picture of an Afro topped Jarrett hunched over the piano. Decades