Earlier quoted context omitted.
uBlock Origin already performs CNAME decloaking and blocks this approach, it’s pretty cool.
For anyone else who wanted to know more like me, here's a good rundown: https://www.reddit.com/r/uBlockOrigin/comments/f8qnpc/ublock... Note that CNAME uncloaking only works on Firefox; chromium-based browsers do not support the required API.
I've spent hours debating moving to ipad instead of android tablet and it ends to 1. lightning instead of usb-c (can't afford the ipad pro) but ok I can live with it and 2. firefox which is just a blocker