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by alan 4709 days ago
> I'm not sure the author realizes TCP is a virtual circuit protocol (then again I'm sure OSI had one or more much heavier weight ones).

You've missed that they're referring to level 2 and 3 virtual circuits, IE "data is always delivered along the same network path, i.e. through the same nodes" ( https://en.wikipedia.org/wiki/Virtual_circuits#Layer_2.2F3_v... )