A QSR magazine post about Starbucks' Q3 earnings noted its "highest weekly sales ever," but highlighted this trend: "Starbucks’ cold business reached 75 percent of
U.S. beverage sales in Q3. Cold espresso beverages in particular rose 13 percent, year-over-year." That icy trend went hand in hand with customization, with new tech delivering customized cold brews
faster than ever.