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iPhone 15 Models Have 'Completely Standard' USB-C Port Without Restrictions on Accessories
(www.macrumors.com)
This is a most excellent place for technology news and articles.
Apple actually upgraded Lightning to USB 3.0 speeds for the first (and second?) generation iPad Pro. There's a official USB 3 "camera adapter" (essentially a Lightning to USB-A + Lightning passthrough for charging dongle) that works with these iPads at 3.0 speeds.
That was a very short run though, I don't even think Apple ever released a Lightning to USB-A/C cable with 3.0 speeds.
Neat I didn't know that