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AeroPress Pumps it Up
(dailycoffeenews.com)
The Oromo people would customarily plant a coffee tree on the graves of powerful sorcerers. They believed that the first coffee bush sprang up from the tears that the god of heaven shed over the corpse of a dead sorcerer.
imho the only new aeropress product that is different enough to warrant purchasing an additional aeropress is the travel one. the other form factors don't significantly add anything new if you already have one. that said, if you don't... choose the one you like!