There are so many knock-offs now. GP's stock is way down. Let's face it they were way overpriced. The trick now is figuring out which of the cheapies is decent enough.
That's why I'm thinking of the session, at least the GoPro warranty is proven.
Then they released the Black5 and session 5 yesterday...
What about that hit case for the iPhone 5 and 6? Anyone try one of those? The chest mount for it seems like it might work ok https://www.hitcase.com/hitcase-pro