[whstl]

I believe the point was more that Germany can accept lots of immigrants being a large country, and freedom of movement will allow them inside all countries, which can lead to backlash.

[tpm]

And that point is wrong. An immigrant with a legal residence in Germany but no permanent residence permit can't just pack up and go live elsewhere.

[whstl]

Yep, someone points it to GP down below. One needs to apply for immigration again in the next country if they want to travel for more than a vacation.

[rsynnott]

No, that's not how it works, not unless they naturalise.