Sitetest,
As I just posted to xzins, if that’s his/her perspective I agree completely.
Yes, that’s what I believe.
Do the borders/coasts/visas first, and then we already have sufficient regulations to handle the rest. Over time attrition will take care of those already here. Sometimes that will be self-deportation, sometimes someone will slip up and get deported, and sometimes God will call their immigration number.
Yes, we cross-posted.