Didn't George Costanza make millions with this app idea, only to lose it to Madoff?<p>Also, NY bathroom pro-tip: look for the local police precinct. They will always have public bathrooms, they exist all over NY, even in the more residential areas with no shops, and the type of people who go and destroy public bathrooms or shoot up drugs in them for hours usually aren't going to voluntarily walk into a police station.