[aidenn0]

If by "botched things up" you mean "Made affordable." Nobody other than Vint Cerf will argue that circuit-switched networks are not superior from a QoS point of view, but they can be orders of magnitude more expensive to build and maintain.

[closeparen]

They should be feasible to implement within a building, between buildings on the same street, and probably between geographically diverse sites of multi billion dollar companies that spend 30%+ of their labor hours on site-spanning meetings.

[shereadsthenews]

Yes you now have a choice: you can have terrible video meetings over Zoom or whatever, or you can get a T-1 and some Tandbergs and have good ones.