They may look excited, but that could also be part of the production. Acting disengaged while they idle in line could tarnish their “reputation score,” an identifier that influences whether they’ll be “cast” again. Nobody is forcing the participants to stay, of course, but if they leave, they won’t be paid — their movements are being tracked with geolocation.
"See the Cool Kids Lined up Outside That New Restaurant? This App Pays Them to Stand There." is from the August 16, 2017 Innovations section of The Washington Post. It was written by Peter Holley and narrated by Sam Scholl.