This goal has the following fine print specified by grayson:
This goal is part of "GLOW: be vital and vibrant at 90."
The point is to keep me from forgetting the "little" things when I'm planning my day and week. Having it all in Beeminder helps keep my head straight.
Drink 1.5 liters of water a day. Coffee and tea count; alcoholic beverages don't. Stop entering once I reach my target, so I don't build up a buffer.