This has been the case in Italy since 2018, but I'm OK with ISP-provided ONTs to be honest, as long as I can use my own router. The problem here is that the IS

This has been the case in Italy since 2018, but I'm OK with ISP-provided ONTs to be honest, as long as I can use my own router. The problem here is that the ISP will try to avoid giving any kind of support (even when the problem is on _their_ side) if you opt into BYOD.