...not that "security companies will pull copper to the home", but that in most locations they already *have contracts* (hopefully more or less iron-clad) with the "incumbent something something carrier" ("ILEC"), so the security company gets to lease those "dry pairs" *at cost* from the very local telco that would otherwise be impossible for anyone to compete with.
(Not claiming to be one thousand percent certain that's what he said, but I *do* pride myself on a pretty good memory for shit I've read years ago.)