@fribbledom This fact was used as flavor to explain a core plot mechanic in the game "9 hours, 9 persons, 9 doors".
My sister wanted a sign to use while sampling a coffee with not very much text that people can look at and feel like they learned something. As "not a graphic designer" and someone who prefers long form writing this is very much not playing to my strengths, but here's sign #1, made with the GNU Image Manipulation Program.
Need to talk with my sister (who owns the other 50% of the business) about having the shop reimburse for business travel.
Author of Typica software for coffee roasters.