Christmas Jazz Jam in twenty years. For the album, Marsalis assembled a group of ten musicians to perform uncredited arrangements of twelve holiday standards. Following "Mary Had a Baby" are traditional New Orleans jazz-style renditions of "Jingle Bells" (James Pierpont) and "Blue Christmas" (Billy Hayes, Jay W. Johnson). Kirk Silsbee of the "Los Angeles Times" awarded the album three of four stars and called the arrangements "smart yet not ostentatious". In 2009 "Christmas Jazz Jam" reached peak positions of number six on "Billboard" Jazz Albums chart, number nine on the Top Holiday Albums chart, and number nineteen on the Top Independent Albums chart.
Compose key keyboard included an LED indicating that a Compose sequence is on-going. While the LK201 introduced the group of command keys between the alphanumerical block and the numerical keypad, and the "inverted T" arrangement of arrow keys, which have become standard, the compose key by contrast did not become a standard. In 1987, Sun Microsystems released the Sun4, the first dedicated Unix workstation that had a compose key. On the keyboards of Sun Type 5 and 6 workstations, the Compose LED is placed in the keycap (see picture below). ISO/IEC 9995-7 designed a graphical symbol for this key, in ISO/IEC 9995-7