I could not find it in the article, but what gives them the authority to do that on the Canadian side?

Same. But I opened a Proton Mail and forwarded all my emails there. Now I am slowly (when bored) updating all my services to the new email. You can do it. Step by step over many years. But start now

I use Jellyfin and VPN into my home network to stream on the go.

still feels a little bit like the old internet.

Yes! I miss it.

I do not belive it feasible to police personal consumer WAPs or force mac address filtering on them. Perhaps they will block the mac addresses on govt APs.