I would say that omitting the crucial detail about the unlimited slow speed access is pretty misleading. It's a difference between needing to set up a fallback channel, and not, which halves the complexity.

I think this is one of the cases where strictly applying the guideline fails the reader, but yeah, I can see that this guideline make sense most of the (other) cases.

They changed two things and the title only has one of the things, so personally I think that's 'misleading' enough to append the rest.