I bike to work about 50% of the time. I live in San Jose where traffic is very heavy. I have to cross three roads without a light, and how long that takes reall

I bike to work about 50% of the time. I live in San Jose where traffic is very heavy. I have to cross three roads without a light, and how long that takes really varies a lot. Some days I can wait for up to 5 minutes per road, making my cycle commute just as variable as my drive commute.