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Apple to Limit iPhone 15 USB-C Cables to USB 2.0 Speeds: Report
(www.extremetech.com)
This is a most excellent place for technology news and articles.
I'm sure their engineers are competent enough to repurpose she iPad Pro's TB4 hardware.
Two factors. Do they still have lightning hardware sitting on shelves? Do they need to design to fit the iphone form factor? If the answer is yes to either of these, designing for TB this release cycle seems non-sensical when most people only use the cable to charge their phones.