Why Jack threw his briefcase from a train

Scott Manley, Anna Ploszajski and Bill Sunderland face a question about an unusual party piece.
LATERAL is a weekly podcast about interesting questions and even more interesting answers, hosted by Tom Scott. For business enquiries, contestant appearances or question submissions, visit www.lateralcas...
GUESTS:
Scott Manley: ‪@scottmanley‬, / djsnm
Anna Ploszajski: ‪@AnnaPloszajskiTV‬, / annaploszajski
Bill Sunderland: ‪@consumethismedia‬, / escthispodcast
HOST: Tom Scott.
QUESTION PRODUCER: David Bodycombe.
RECORDED AT: The Podcast Studios, Dublin.
EDITED BY: Julie Hassett.
GRAPHICS: Chris Hanel at Support Class. Assistant: Dillon Pentz.
MUSIC: Karl-Ola Kjellholm ('Private Detective'/'Agrumes', courtesy of epidemicsound.com).
FORMAT: Pad 26 Limited/Labyrinth Games Ltd.
EXECUTIVE PRODUCERS: David Bodycombe and Tom Scott.
© Pad 26 Limited (www.pad26.com) / Labyrinth Games Ltd. 2023.