I was going to say this. This problem has cloud written all over it. Spin up virtual windows boxes as fast as you need and shut them down when not needed. You can share data on cloud storage.
To be honest the advertisers have won this battle as far as I’m concerned but hear me out. It’s the “please turn off your ad blocker and support this site” pop-ups got more annoying than the ads. Using a VPN just means I don’t get personalized ads, just random ones.
I run everything through a local install of Charles Proxy (though Proxyman or Sqid on Linux can do the same). This lets me see all of my traffic and see ssl traffic in plane text and I use this all day for debugging.
Couple Advantages to using a Proxy instead of a blocker:
Xfinity now has a router with a 4G backup
https://www.xfinity.com/learn/internet-service/stormready