It's a friendly metaphor, not real coffee. Each "coffee" is AU$5 and you can buy as many you like.
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About Jason Zivkovic
Hacking away trying to get data to users who need it!
Creator of some RStats packages, including {worldfootballR}, {chessR}, {nblR} and {bettRtab}. Paying for server time and data storage as hobby projects.