1.0 link Rainbow Dash Network http://rainbowdash.net/ adiwan (adiwan) http://rainbowdash.net/adiwan http://rainbowdash.net/notice/2663461 <a href="http://www.youtube.com/watch?v=VZ7Nz942yAY" title="http://www.youtube.com/watch?v=VZ7Nz942yAY" class="attachment thumbnail" id="attachment-254624" rel="nofollow external">http://www.youtube.com/watch?v=VZ7Nz942yAY</a> It is possible to use wifi signals to recognize arm gestures.