All you need is to design your bean enclosure so it's never completely empty. Th... | Hacker News

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		edouard1234567 on Feb 6, 2013 \| parent \| context \| favorite \| on: Preventing users from pouring water into coffee ma... All you need is to design your bean enclosure so it's never completely empty. The few beans trapped in what I'd call a "reminder reservoir" will be enough to remind users beans go here.

rcsorensen on Feb 6, 2013 | [–]

If you can do this and keep the beans segregated, this is far and away the best solution.

Even just gluing a coffee bean or two to the outside might work.

onethree on Feb 6, 2013 | [–]

or rather than having real beans, have fake beans at the bottom. I'm assuming that at some point the real beans in the reservoir would go off

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