Eight seconds. That is the average transaction time Costco is achieving with its newly piloted automated pay station technology — a figure announced by CFO Gary Millerchip during Costco's Q2 2026 earnings call and immediately celebrated by the millions of Costco members who have historically spent a meaningful portion of every warehouse visit standing in checkout lines. Millerchip described the initiative clearly during the call: "We are also piloting automated pay stations t