While I agree that it's not really a measure of C standing the test of time, I kind of doubt that an alternate universe where 'C interop' / 'ASCII compatibility

While I agree that it's not really a measure of C standing the test of time, I kind of doubt that an alternate universe where 'C interop' / 'ASCII compatibility' weren't a design consideration, we'd have ended up with something much better (or TBH much different) than UTF-8.