Gral and Hodnuth were playing phph. In case you are not a phph fan, and haven't ever seen Bliten's classic _Ways of Improving Your Phph Game_, its essence consists in lobbing pebbles at a target as near the horizon as your skill permits. After each throw, you fly over to see how far you went. It sounds like a simple game, but it has complicated restrictions and rules, and a good phph player can command any amount of heavy service from the spectators. Since a lot of the Ground Dwellers are also phph addicts (they could never become players, of course, being far too small and light to handle the phph pebbles), this means that a real champion never has to do any kind of work again, being fed, …
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