The Tosca Tango Orchestra is a joined effort between various Austin, Texas … Read Full Bio ↴The Tosca Tango Orchestra is a joined effort between various Austin, Texas based musicians. Founded by Glover Gill in collaboration with The Tosca String Quartet, Chris Maresh and Justin Sherburn in 1997. The group performs original compositions in the nuevo tango style and has released six albums. Among these is the soundtrack to Richard Linklater’s Waking Life which led to the group's international following.