Making your own functioning R2-D2 is a labor of love
 

Last year at CES, I remember seeing a life-size, fully functioning R2-D2 unit (minus the Leia hologram, sadly). I assumed it was hired out from a professional movie props unit or something similar; now I'm not so sure. Walking around SX Create -- the...

http://www.engadget.com/2016/03/12/make-your-own-r2d2/