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.
Okay, thanks for letting me know. Seems that Meshlab broke it when decimating, Simplify 3D usually fails to slice such errors but this time it was fine, so I didn't notice. Uploaded fixed file now.