Automatic double tracking delay (or, in the phaser, a variable phase network). Other notable uses of ADT doubling echo are apparent on select material by Elton John. Some examples of this can be heard on Nigel Olsson's drums, especially the tom toms, on songs such as Don't Let The Sun Go Down On Me from the Caribou album, as well as Better Off Dead and Someone Saved My Life Tonight on Captain Fantastic And The Brown Dirt Cowboy. ADT became the standard recording studio technique for simulating double tracking throughout the late 1960s and 1970s until the arrival of digital technology in the
Tripping the Live Fantastic not featured on the live album, which made the singles collectors items. Tripping the Live Fantastic: Highlights! is an abridged version of the double CD/triple LP "Tripping the Live Fantastic". Released in 1990, it documents the highly successful Paul McCartney World Tour of 1989–1990. Cutting out soundcheck recordings and leaving concert highlights (hence, the album's title), this set is notable for the exclusive inclusion of "All My Trials", not found on the more complete "Tripping the Live Fantastic" double CD set or on the US commercial release version, where it was replaced by "Put It There", but it was issued