Spreading out seems like an inefficient use of resources until journeys become quicker. If I can go from my place in SF to a supermarket in Sacramento in 10mins

Spreading out seems like an inefficient use of resources until journeys become quicker. If I can go from my place in SF to a supermarket in Sacramento in 10mins - that would change everything. Some kind of Hyperloop-like network in a Musk-ian future.