What’s the reason for the move? Economic? Political? Law?

I agree, the stupidity of some people can be shocking. Just look at brexit. In Poland there are some minor voices for polexit, but for now it is ridiculed by majority. In 10-15 years imho it can change, since thanks to disinformation campaign done by russia we see that many people changed their opinion about Ukraine. It’s heartbreaking.

No where near current development state, and people know that - huge percentage of people are pro EU.

Yes, completely normal, you will be fine. I was in your shoes, stressed before the surgery. When I’ve woke up after surgery, my first thought was „Really? That’s it? It wasn’t that bad”.