On thing to keep in mind, if your commute is, say 25 minutes by freeway, it might be 40 minutes in heavy traffic (or collision blocking a lane) with no fast alt

On thing to keep in mind, if your commute is, say 25 minutes by freeway, it might be 40 minutes in heavy traffic (or collision blocking a lane) with no fast alternate routes. On the other hand, 25 minutes by surface streets will likely have a few routes of similar commute time (shorter distance and slower average speed)