Freewayblogger is a one person hit squad, doing battle for the freedom of expression. You might enjoy the most recent war story:
Hello all... the first pic shows what happens when you keep taking down my signs and then replace them with a lame,inkjetted "support our troops" sign.
The 2nd pic shows the cops that saw me putting up the sign, and yes, did want to speak to me. They asked me what it said and when I told them one replied, "Probably be a lot more too." and that was it. No hassles, no lectures, no ID check. They didn't even ask me to take it down. In fact, the sign stayed up for three days. Man I love San Francisco.
My favorite is this one: