Sunday Synth Jam: Synthesist and ambient artist Robert Rich, who’s in the middle of a US tour, performs part two of his The Other Side of Twilight from the album Numena, at the Gatherings in Philadelphia, May 1, 2010.

Rich is on tour from April 25 through July 1, 2010 around North America. See this previous post about the Robert Rich tour or visit the Robert Rich site for more details.