My guess is these private little way-stations will be used for much, much more than just elimination. My guess is that the gerbil population in San Francisco is extremely forlorn at this prospect.
"The Small Rodent Benevolent Association Of San Francisco is opposed to this new policy."
According to the article, these toilets will have an attendant, who will give you a courtesy knock on the door after 5 minutes. What if people need more time???