I was going to comment the same; I lived in Tacoma and committed to Seattle for 4 years, and it was incredibly convenient, even with the traffic on I5. The seat

I was going to comment the same; I lived in Tacoma and committed to Seattle for 4 years, and it was incredibly convenient, even with the traffic on I5. The seattle-tacoma route had more frequent intervals than the local Tacoma busses did and the transit was pretty nice. Usually full but never packed (except last bus of the evening)