No, it won’t be blocked.
That being said, it will be handicapped.
https://www.spacebar.news/chrome-ad-blocking-manifest-v3-ublock-origin/
Safari doesn’t have uBlock Origin at the moment AFAIK; it was discontinued. uBlock Origin on Firefox will continue using MV2 which allows for better extension/list updating.
Yep! Sometimes they are dreams from when I was a toddler.
I don’t understand why they randomly happen, but I am amazed that something I remember from 3 or 4 years I can still remember.