183
A total of 1.46 million 62 rules, with a drink
(sopuli.xyz)
Be sure to follow the rule before you head out.
Rule: You must post before you leave.
Wasn't there something about a US supermarket chain looking into something similar too? I vaguely remember running into a post on Lemmy
Edit: huh, turns out that a Norwegian chain has been doing "dynamic pricing" for 12 years already, according to this NPR piece