> Rides are often too short to context switch into doing anything useful. People on public transit usually use their newspaper / book / phone. Sometimes they m

> Rides are often too short to context switch into doing anything useful. People on public transit usually use their newspaper / book / phone. Sometimes they miss their stop because they are too involved doing that. Have you used SF<->Bay transit on Google buses or something like that? From my experience it's pretty comfortable and productive to use laptops during ride to check tons of morning emails and it saves a lot of on-campus time. > where people are being transported in a car not requiring focus -- but aren't effectively recovering this time: Your examples require some kind of attention to driver or focus on road situation: > Riding in a Lyft: I suppose in practice someone could whip out a laptop, but you rarely see it happen. Riding alone vs riding with human driver differs a lot, especially for introvert people (e.g. talking in company of friends is much more comfortable then talking in company of strangers). It's hard to ignore presence of other human during ride. > Riding in a vehicle that is L2 autonomous. While not legal or particularly safe, in practice, someone driving an Autopiloting Tesla can read and respond to emails. (i.e. similar situation as being in a Lyft) You have to use your peripheral vision to control situation on the road. You can't fully concentrate on your work and be productive.