In France, Free (one of the major telcos) has done exactly that. They block ads from the router that they give to their subscribers. I guess they may be doing

In France, Free (one of the major telcos) has done exactly that. They block ads from the router that they give to their subscribers. I guess they may be doing that to save bandwidth... They also have a tendency to offer features that few of their subscribers use, or even know about (some of their routers come with built-in VPN servers and torrent seedboxes). In French: https://www.universfreebox.com/article/19260/Comment-fonctionne-le-blocage-de-publicites-de-la-Freebox-Revolution https://www.universfreebox.com/article/19260/Comment-fonctio...