If you are looking for a "useful review" of the loader specifically, the consensus is that it is high-risk and unreliable . Most long-term users recommend the official purchase
: A highly popular, free, open-source GCode generator specifically for DIY laser engravers. Inkscape (with Plugins) lightburnloaderzip
, a popular layout, editing, and control program for laser cutters. If you are looking for a "useful review"