Earlier quoted context omitted.
The best way I can sell Thunderbolt 3/USB-C to myself is that at Apple's size, they need to be able to sell (to consumers, courts, governments) that they aren't being anti-competitive, so by switching to designs that are open and standardized (Thunderbolt 3 is a spec, not a patent) they can better sell their market dominance as not driven by patents and lawyers.
I personally wish Apple would make something like this: https://www.amazon.com/Magnetic-Adapter-Connector-Quick-Char... Before any of you see that and go "awesome, exactly what I was looking for!" - I've had several coworkers try various models of those adapters and all have told me they universally suck. Don't waste your money. I trust Apple could do it with quality - frankly I'd be willing to spend $50+ for a relia…
Not quite as good as having the cord detach, but it still helps in the majority of minor trip-induced cord pulls (depending on how much clack in the cable you leave bundled between the two magnets).