bt's sixth studio album, "these hopeful machines", was released on february 2, 2010. the double album features dance-pop, trance, house, breaks, soundscapes, orchestral interludes, acoustic guitar and stutter edits. with bt spending several years perfecting the album, mathematically placing edits and loops to create "an album of ultimate depth and movement," each of the songs went through a lengthy recording process. bt has estimated that each song on the album took over 100 sessions to record, adding that "every other way" took 2 months to write and record, working 14 to 20 hours a day, 7 days a week. "these hopeful machines" was nominated for a 2011 grammy award for best electronic/dance album.