OMG - Linear Motors - like that One printer that folks were trying to release - I forgot - Peopoly or something like that maybe? And - Essentium also had Linear motors - so, the potential to run FAST and also Accurately - that's pretty wild!
But, the quick video of 4 tool heads all Moving at the same time - I don't know - Over Complex - and it also seems like it WOULD Limit print areas - considering the design - it would HAVE to!
I may have to look a little closer at that webpage. But, as you say - 1 second color swaps would be INSANE!!!!
The Desktop 3DP Market is HEATING Up For SURE!
-K