Dear Self Defense for the People, I work at a startup in San Francisco, and have developed the habit of using Uber or Lyft to get to and from work. The thing is — I can't afford to continue spending so much on ride sharing! It just adds up, and the normal costs of living in the city are already awful. I've been thinking of going back to using Muni, like what I used to do when I first moved to the Bay Area, but all the news I've been hearing about people getting attacked on th