How on earth was this an "algorithm glitch" or anything close to "black box"? It's how they calculated pay, by setting a minimum hourly rate and subtracting any tips from that before paying out themselves.

This reporter is far too trusting.

> Instacart still hasn’t explained exactly what went wrong in calculating Arrigo’s 80-cent fee. But it shows the risks inherent in relying entirely on the “black box” of algorithms that, regardless how clever they are, can sometimes produce baffling results.