Some factors pointing towards an increase: decreased emotional, health, and financial cost of commutes.
Some factors pointing towards a decrease: decreased cost and increased flexibility and convenience of car-sharing services, which work better in higher density locations.
I think the primary driver of urban sprawl is schooling (and thus home prices), not commuting. The growing acceptance of online schooling will likely decrease urban sprawl significantly.
Some factors pointing towards an increase: decreased emotional, health, and financial cost of commutes.
Some factors pointing towards a decrease: decreased cost and increased flexibility and convenience of car-sharing services, which work better in higher density locations.
I think the primary driver of urban sprawl is schooling (and thus home prices), not commuting. The growing acceptance of online schooling will likely decrease urban sprawl significantly.