Is This What You Want? superstar backing musicians, saying, "they're always talkin' about who's on the album and not the album itself." Writing in "ZigZag" in July 1974, Andy Childs advised the magazine's readers: "it's worth its weight in gold, so if it's absent from your collection, add it to your shopping list of second-hand records." Greenfield and Childs both recognised Harrison's "Sour Milk Sea" as a highlight of the album. Richie Unterberger of AllMusic offers a less favourable opinion of "Is This What You Want?", describing Lomax as "a passable but unarresting singer and songwriter". Unterberger identifies the best moments as the "Beatlesque" songs
This Is What You Came For it and cut the vocals", and also confirming her previous request for secrecy as co-songwriter. The credit has since been officially changed to "Taylor Swift" in BMI's and ASCAP's entry for the song. "This Is What You Came For" is an EDM song. Gil Kaufman of "Billboard" stated that the song is "a chilled-out, joyful club track that nods to classic Chicago house from the late 1980s and early 1990s, but with a modern, poppier flavor." The song is written in the key of A minor with a tempo of 124 beats per minute. The song follows a chord progression