Boston and San Francisco have realitively equivalent population densities and population. So this makes a very good comparison of the two regions. For example

Boston and San Francisco have realitively equivalent population densities and population. So this makes a very good comparison of the two regions. For example my 4.5 mi commute in sf takes around 25 min. That’s similar to what I remember from Harvard square to Boylston street which is an equivalent distance.