Both Wiener and Richards blame out-of-towners for coming to the Special City to go bald. The problem, noted Wiener, is that these stark-naked tourists are "undermining the neighborhood."
Thus, a city that prides itself for its tolerance must find a way to police those who visually assault fellow citizens without prior consent.
One naked guy may be a nuisance, but too much nudity begets too much crudity. It degrades the social fabric. For San Francisco's political class, you might say, stark-naked people have become the new pothole.