Notes from the Net: Miles box set, Tyner on tour, new Hancock album and more

The latest Miles Davis material to get the deluxe box set treatment is Cellar Door Sessions 1970, six live CDs from a series of shows in Washington DC. The Miles Radio blog has more here...Pianist McCoy Tyner, set to play Finale in October, is touring this fall with bassist Charnett Moffett and drummer Eric Gravatt...St. Louis was one of just a handful of dates this summer for Herbie Hancock and the Headhunters 2005. Now Hancock's latest album Possibilities is hitting the stores...The New York Times has an update on the condition of saxophonist Michael Brecker, who is hospitalized with myelodysplastic syndrome, a form of cancer in which the bone marrow stops producing enough healthy blood cells. Brecker's family, friends and fans are urging potential bone marrow donors to get tested....Finally, via Avant Music News, a history of 20th century avant garde music that provides some useful background on experimental concepts. composers and performers of the era.