How the Live 'A Saucerful of Secrets' on 'Ummagumma' Built the Template for 'Echoes'

The twelve-minute live version of “A Saucerful of Secrets” on the Ummagumma disc isn’t just a loud, messy freakout — it’s a carefully plotted four-movement piece that directly prefigures “Echoes.” The band had already recorded a studio version the year before, but the live take from 1969 stretches into something more cosmic: it builds from a fragile, watery pulse (the “Something Else” section) into a clattering, tape-loop nightmare (“Syncopated Pandemonium”), then a brief ominous drone (“Storm Signal”), and finally a slow, wordless