GoPro lets people take other people along for the ride with them.
Viral word-of-mouth marketing for GoPro is massive. Video is really the conduit.
Your passions are a bit like your fingerprints: Everybody has them; everybody's are different. One's passions may just be a guidebook to one's life.
I think that devices like Glass are going to do a terrific job of capturing your first-person perspective. And that's what people first think of when they think of GoPro.
As long as you can bootstrap, not at the sacrifice of competitive advantage, bootstrapping is a really powerful thing because it allows you to be totally devoted to your vision.
In France, a hip replacement was captured using two GoPros in a stereoscopic 3D arrangement. Students can watch the surgery using a virtual reality headset.
Dedicating myself to actually following through was my single biggest achievement.