A list of the greatest synth sounds of all time is being published, with Tangerine Dream's Phaedra ranked at number 29. Other rankings in the list include a-ha's Take On Me at number 8, Pink Floyd's Shine On You Crazy Diamond at number 6, and Pet Shop Boys' West End Girls at number 10, although the exact criteria for the rankings are unclear. The list appears to include a range of artists, including Michael Jackson, Prince, and Orbital, but the overall order and rankings may vary.