Martin Schneider writes:
User @alexbarkett (for that is the convention) tweets: “For everyone who was wondering, the audio prelude to all New Yorker podcasts is a song by Isolée called Schrapnell.” I checked it out: it does sound right! (Compare.) A back and forth with Mr. Barkett confirmed that he knows the full song and that it only applies to the “Out Loud” podcasts.
Note that when I tried to confirm this fact on Google, I came up bupkes.