"There is nothing wrong with pushing the boundaries of instrumental guitar albums but there usually has to be a semblance of tune. More than most, Andy Summers has been exploratory as a musician outside the commercial strictures of The Police, including collaborations with Robert Fripp and - in 2005 - a concerto with classical guitarist Benjamin Verdery. Whilst we might not expect anything similar to Sting & co. this must remain a muso's album and of wider interest only to previous band completists"