User blog comment:SupremeAssassin/Assassin's Creed IV: Black Flag - Epilogue and Thoughts/@comment-49.144.41.41-20140112001532/@comment-5174994-20140117192148

Although crouching out of stalking zones wasn't exactly a thing, there was a still a few seconds that you were still hidden when coming out of them. You just have to be quick.