Wow. Our experiment is off to a great start—let's see if we can finish it off sooner than expected.
I've long fantasized about doing something like this to the street signs for Bush Street in downtown San Francisco. But apparently local artist Alex Zecca beat me to it. He escaped jail, according to the SF Bay Guardian's blog, but had to take all the stickers down—alas.
Flickr photo courtesy LaughingSquid.com