That's not the problem. Going from one CDMA network to another is the hard part.
Sprint and Verizon are both CDMA. Yet this is the first time that I'm hearing that using the same phone is possible with each other w/o flashing it.
Good morning they are both using LTE which is why they are compatible nothing to do with cdma.
The fact that he was able to use his Sprint Sim shows that Sprint finally opened up its brain and said the if we don't allow byod then we are doomed. It seems like they are making a good move.
I believe the s7 will work if I am not mistaken it was In the press release