Out in a field, not another car for miles, silence but for the rain drumming on the sunroof, warm thick folds of the blanket hiding wordless fingertip games ...
It's like the traveling salesman problem, but the endpoints are different and you can't ask your friends for help because they're sitting three seats down.
My biology grad student friends tell me that different types of alcohol don't actually have different effects. I trust their expertise, not because of the 'biology' part, but because of the 'grad student'.