Pink Floyd have surprised fans with the release of a dozen live albums documenting some of their gigs from the early ’70s.The 12 LPs were added to streaming services this week with no prior announcement, spanning the years 1970 to 1972, covering the period in which the band released ‘Atom Heart Mother’ (1970), ‘Meddle’ (1971), and ‘Obscured By Clouds’ (1972).The earliest recording, titled ‘They Came In Peace’, and featuring performances from Leeds University on February 28, 1970 and Washington