As long as Haight/Ashbury is safe, all is well.
Wear some flowers in your hair.
And pour diesel fuel all over your crotch; after you catch the crabs all you have to do is strike a match and drop it, crabs all gone!
Actually that area is getting pretty sporty
Looking at current photos of Haight/Ashbury, it appears to be one of the few spots in San Francisco that hasn't devolved into a dystopian hellscape.