MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
I built one of these. Running a 1kg filament spool. The wheels weren't quite perfect so the spool just spins without the wheels turning. Also the filament feeder is more of a hindrance than a help. It just creates more drag. Otherwise, it is doing its job and looks great.