This high tech firearm is billed as the ultimate hunting rifle but with a few modifications it would do quite nicely as a sniper rifle.
http://www.pcworld.com/article/2024482/the-hunting-rifle-of-the-future-is-here-at-ces-video-.html (http://www.pcworld.com/article/2024482/the-hunting-rifle-of-the-future-is-here-at-ces-video-.html)