The earliest pro-recorded live set of 1969 comes from the Newport Jazz Fest – oddly, it’s also an incomplete set, with 3 songs clocking in at just 24 recorded minutes. Not surprisingly, it smokes, explaining why Columbia has released it on the Bitches Brew Live comp in 2011 and again on Miles Davis at Newport 1955–1975: The Bootleg Series Vol. 4 in 2015.
the Heat Warps 