A player can only drink with their non-dominant hand. If any other Buffalo players spot them drinking with their dominant hand, they call Buffalo on the player and that player must finish their drink as quickly as possible. The only way to get out of a buffalo is if you have a buffalo tattoo. In this case the person that called buffalo on you must drink.
When someone boastfully claimed to have used the value of the decimal number π to at least a dozen digits in a computation to sound more accurate, when three or four digits would have sufficed.
Unless they are a rocket scientist or quantum physicist, laypersons who pridefully tell others that they had used buffalo pi in a practical math problem are simply blowing their own horn.