They smoke the Matilde Limited Exposure #2 and drink Iron Root's Saints Alley Heretic finished in Rhum casks. They discuss recent studies on grind size vs extraction and found the reason that the finest grind results in less extraction. Is it a big deal, probably not, but we love science and greater understanding of things the seem counter intuitive.

New Study Explains Why More Finely Ground Coffee Beans Brew Weaker Espresso | Sci.News