The large players (Netflix in particular) have ongoing settlement free peering with Comcast, Verizon, etc that was mediated and enabled by the FCC's prior Net Neutrality policy, hence why they were silent about its demise. Peering and throttling have created a competitive moat that benefits Netflix, Google, Amazon, etc at the expense of every other player.
Carriers including Verizon still block unobfuscated VoIP: https://www.onsip.com/voip-news/onsip-news/in-depth-verizon-...