Plenary sessions are held in the main auditorium, but breakout sessions are held in "pods" which are part of the main exhibition and social area
A 3D printing pen which you can use to draw 3D models
And my favourite - a 3D display of outstanding quality which you control with a virtual pointer. this is John looking a 3D fully animated heart which you can turn, rotate, expose bits. I could have played with it all day!
And finally, that little robot can dance....
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