As a resident of Portland, my own anecdata is that transit is pretty good here. 30min from downtown to the airport for instance. As I noted in another comment,

As a resident of Portland, my own anecdata is that transit is pretty good here. 30min from downtown to the airport for instance. As I noted in another comment, it's difficult for me to imagine a 100min train commute here. Taking the longest line (Blue) end-to-end, through downtown takes ~100min [1] [1]: http://trimet.org/schedules/maxblueline.htm http://trimet.org/schedules/maxblueline.htm