Lol...this has been such a **bleep** show. First it's strong arming you
to switch. Then, oh no it's ok. You can stay and only switch if you want
too. But we don't know when this will end. Then, oh we're gonna let
people have an extra gig. Then, oh so...
The only carrier I've heard with this capability is T-Mobile in the US.
They use something called digits where you can login to your number
using another phone. But the idea is interesting especially for business
purposes.
I have scored some pretty awesome deals with open box items at Best buy,
clearance at Staples, and Amazon warehouse deals. Just to help those
looking for unlocked phones.