I have been into CNC machining and 3d printing for years now and there are a few questions I can't seem to find answers to. I was hoping some of you guys could help me understand some things. 1. What are the limitations to making a big 3d printer? I can build a 4X8' CNC router table for a pretty reasonable price, using standardized parts. Is there some major problem stopping people from buildby jzatopa - General