Have you never seen the videos of how they make those geese and ducks fat? They force feed them with tubes. It's horrible!
They actually made a bill making it illegal to sell it in California, but then restaurants were getting around it by charging ridiculous prices for the toast triangles and saying the fois gras was free on the house with the toast. I have no clue whether or not they actually fixed that loophole.
A warning came up to me on this video, but I'm going to warn you anyway.
IT IS VERY DISTURBING THE WAY THEY TRADITIONALLY MAKE FOIS GRAS AS FAST AS POSSIBLE: