The Rise and Fall of America's Awful Beer Glass

"It was cheap, durable, steady, and stacked easily. A server needed to worry less about splashing or spilling than with a dainty flute, or about smashing that fancier glass on the way back to the bar. And for managers, using the shaker for draft meant you needed fewer kinds of glasses in your bar, saving money and precious shelf space."

Makes sense, but it's certainly not user centered.