Aperture Science Psychoacoustics Laboratories is the artist name used in the CD release of the Portal 2 soundtrack, whereas Aperture Science Psychoacoustics Laboratory is the artist name used in the official digital release, freely available at www.thinkwithportals.com/music.php. Please vote for artist name autocorrection from Aperture Science Psychoacoustics Laboratories to Aperture Science Psychoacoustics Laboratory to keep scrobbling statistics on last.