Which makes me suspect that telco providers, possibly even mobile, are inviting this. They want out of expensive landline obligations.
This, incidentally, mirrors some earlier patterns in networked industries, especially comms and transport. Transit systems especially were frequently private affairs in the 19th and early 20th century, but became government-owned, typically municipalised, especially in the 2nd half of the 20th century. The pattern I see is that _early_ network...
Generalistic and moderated instance.