[stefan_]

Winning going on what, 10 15 years now? Surely at some point they must start scaling?

At this point all I can imagine is that every year they run the numbers and arrive at "yup, still makes no sense whatsoever". And so its eternally doomed to tech demo status.

[fldskfjdslkfj]

They've been scaling quite rapidly lately. From the the look of it by end of next year it will be commercially available in a dozen+ major US cities.