i jeff potter. my wife and i live in russian hill and biking for 30 years. we will wondering if we will ever see the end of this implementation plan. from where we live the only real north south routes that are feasible are polk street -- >> keep going sir. >> and columbus and both are a menace especially at this time of the year when we're getting dark. i go out a couple of times a day on the bike and my wife is out all day three or four places volunteering. i am the same and at this time of the year i am really fear for her safety in dark hours. some thing really needs to be done about columbus. it's impossible to gr on a couple blocks because the muni and the tour buses and wide enough so there is no room for bikers at all. i would like to point out biking that mushrooming out there. it's impossible to find bike racks. right now in front of this building the racks are filled up and downtown in market it's the same situation and can't install bike racks fast enough for us. i would like to point out that leah cracks a whip at the job she runs and i can assu