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.
Thanks for the heads up and for giving me yet another reason to dislike customizer. ;-)
It's beyond me why anyone chooses to use it when they could just download openscad! that notwithstanding I've just uploaded an edited version of the scad file with the bracket removed, as per your suggestion.