Just so everybody knows...
Mostly we've been cutting 5052/53 sheet and 6061 tube. For us, cutting tube is a major need that is hard to achieve with the X-Carve due to it's somewhat low repeatability.
We use the Easel program that comes with the machine and import our G-Code generated from HSM. It's helpful because our students can see the G-Code visualizer before running the machine just to take a cursory look over the toolpaths.