[KarlInOhio]

This way, the diner doesn’t have to "think about how much to leave and make calculations [after] a contemplative and special meal," he said.

Because multiplying a number by 0.15 or 0.20 will just destroy the serene feeling I have after a contemplative meal.

On the other hand the heartburn I had from dropping $100 on dinner for one person would probably kill any chance I had on contemplation.

[JoeProBono]