This is not about witches, it is about fortune tellers, just like the machine in the mall that you put a coin in and tells you the future. You go to ask your future, they'll tell you what they think and you pay. Of course they should pay the income tax on the money they make.

@Brent, if this was from the fireworks, we would see birds falling out of the sky all the time around the 4th of July and New Year... and what about the hundreds of thousands of dead fish in the same region?

http://www.youtube.com/watch?v=gfxcGenetPU