Few artists of the rock generation can boast as diverse a C.V. as Iain (sometimes Ian) Matthews.  The Fairport Convention founder went on to front Matthews’ Southern Comfort and Plainsong as well as record under his own name in the pop, folk, country, and rock idioms, often blending those styles together.  In his first decade alone, Matthews recorded for the Deram, Polydor, Island, Uni, Vertigo, Elektra, and CBS/Columbia labels – and at virtually every label, material was left behind.  Between 1991 and 1999, the artist collected some of those outtakes, demos (of…