 Walker described it as the final installment in a trilogy that also includes "Tilt" (1995) and "The Drift" (2006).At seventy-three minutes, "Bish Bosch" is Walker's longest studio album, and contains his longest song, the twenty-one minute, forty-one second "SDSS1416+13B (Zercon, A Flagpole Sitter)".Unlike his previous experimental albums, which were written over several years, "Bish Bosch" was written in just over a year.