A:AnswerNo its best if flying on an aircraft or powered paragldier at USParaglding you should use your body as a dampener like a head mount or leg mount. But being wide angle it’s very tolerant to moving around. Once you get use to filming it will get much better. Come ride the sky at US Paragliding bring your Go Pro.
A:AnswerYes, the basic attachment shown is included, as well as two sticky back mounts. And, Yes, the base is the same as those on the Hero 3 and 4. I have the clamp and extension arm and it works well.
A:AnswerYou can take pictures by going into Camera photo mode instead of Video mode. The pictures aren't that great it is only 5MP and you have no way of framing the picture unless you get an LCD BacPac. You are better off with your phone or Point and shoot camera if you want pictures.