For us, it was not a non-issue and is unnecessary red-tape, and I have a feeling it is only done to artificially keep some migration figures down.
Whatever. Done now. /rant
I've no disagreement with any of this. And I don't have any intention of discrediting the sentiment that the UK government implemented this too brashly and without sufficient communication (and perhaps especially a specific grace period).
However surely the writing has been on the walls for 10 years now? Why did she not get a UK passport before then? Was the blue passport so offensive? I could actually sympathise there... I already had a blue passport and I'm clinging to my red one until it expires.
Wish I had green, purple, or black. Gotta collect them all.