The rationale is that the path end-to-end, measured in miles, is mostly fibre. But of course that is neither here nor there; if you do dialup with a 14.4 modem

The rationale is that the path end-to-end, measured in miles, is mostly fibre. But of course that is neither here nor there; if you do dialup with a 14.4 modem then actually that will be mostly fibre too because that’s what the trunks are! What physically goes into your house is what the vendors should be required to describe it as.