At the 700m$ range, high end research now goes towards the driver-less delivery truck.
The remaining work to be done regarding the picker task is low-end software work: how to cut costs, reduce errors, increase robustness, scalability.
http://www.youtube.com/watch?v=Plo7SH9aBgg [IPI Robot Throwing Boxes-IEEE Spectrum]
https://www.youtube.com/watch?v=tlC2O9T9jks [Object Detection and Recogition WillowGaragevideo's channel]
https://www.youtube.com/watch?v=IdQ8lTOSS0U [Industrial Perception Inc 3D Pick and Place - Gary Bradski]
https://www.youtube.com/watch?v=-g2e2WFG7C8 [iHY Robot Hand Can Grip Anything - IEEE Spectrum]