Iirc Electrolux was working on a fairly similar concept back in 2012-2013. Can't find the exact link for the touch screen one but these demos should be fairly similar:

https://m.youtube.com/watch?v=dK1IVk_NiGY#

https://m.youtube.com/watch?v=qboMSdgxZ4s#

https://m.youtube.com/watch?v=QSJzq8rbR2c

Please do share his response, I'm curious (via response to this comment, or my contact info in my profile).