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.
This is another step towards "RepRap". Now to scale it up a little so it can build its own parts and it'll be one step closer. I do like Roseland1985 idea of PETG, though. It too will print without a heated bed and has better temperature stability than PLA. However, it may flex more, so, maybe not?
Now if we can only print metal, and semi-conductors and... :)
FYI, for fictional inspiration on the ultimate RepRap machines, check out the "We are Legion (We are Bob)", Bobiverse series of books.
Thanks for posting,