All views and content published are my own and do not represent any current or former employer. This site is maintained in a personal capacity. Technical content is shared for educational purposes only. TL;DR: I tracked gas prices at 600 Costco warehouses during the Strait of Hormuz fuel crisis and mapped out how they changed. View the live dashboard Back in April, I lived almost exactly between two Costco warehouses, and for years I ran the same mental math every time I needed gas: which of the two was actually cheaper that week. Unfortunately, Costco doesn't publish gas prices anywhere centrally. The official site buries them on individual warehouse pages, and my two nearest warehouses were rarely priced the same. Costco gas is famously a loss leader, typically running 15 to 20 cents below surrounding stations. That gap is usually enough to make the detour worth it, though not enough to make the choice between my two Costcos obvious.…