What made you set out to solve this problem yourself, rather than leverage or collaborate with one of the existing solutions to this problem? Offhand, I know of

What made you set out to solve this problem yourself, rather than leverage or collaborate with one of the existing solutions to this problem? Offhand, I know of two companies with this exact focus and they've been around for a few years. What sets you apart from the existing solutions (e.g. Cricket Health) ?