Tipping is out of control in the US (SCOTUS edition)
Supreme Court Rules Public Corruption Law Allows Gifts to Officials

The court, which has limited the sweep of several anti-corruption laws, distinguished after-the-fact rewards from before-the-fact bribes.

The New York Times
I'm not a lawyer, but don't we all risk prison time if we guess incorrectly whether it's ok to push someone onto the train tracks?