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How would traffic pass each other? You would be stuck with the same issue as normal trains.
How would traffic pass each other? You would be stuck with the same issue as normal trains.
So you have to turn it on manually? Or does it react to movement?
Of course those exist, but that does not make them standard compliant. Same goes for power supplies that don’t do handshakes. That’s not an issue if you exactly know what you need them for, but they’re not meant for the general public because you can use them wrong.
Theoretically you could build a male to male contraption from multiple adapters and a cable. Also you could be providing too much current to a device, however this is specific to the combination of adapter, cable and power supply you use.
Yes, as the semantic of words is context dependent.
It’s so easy to change instances, and there are extensions and things to export/import your subscriptions, etc.
Hmmm
If someone was willing to invest into building and maintaining infrastructure there would be no need for this concept, but that’s a political issue. The idea of this concept is do make the best of what you have.