With the release of the Galaxy S7 and S7 edge, it was only a matter of time before rumors of its 'Active' counterpart would surface. A leaked document indicates AT&T might be testing the S7 Active.
Samsung s7 RSS
For the most part, Samsung's edge displays have been seen as nothing more than a gimmick. While this might be true, they have continued to expand support,improving use with each iteration.
Samsung appears to be taking the "if it ain't broke, don't fix it" route with the S7 and S7 Plus designs, that is if leaked renders are to be believed, bearing resemblance to this year's flagships.