I started programming using g-zeroyears ago Its a nice set up for an operator that knows g-code programming. He can be up and running straight out of the box in a couple hours great software for lathe and routers for a reasonable price
BE NICE TO THE NERDS IN SCHOOL. THEY ONE DAY MAY BE YOUR BOSS
I guess not many people here use it, I've been using it for 12+ years, started with the DOS version!! Very good software and I'm surprised it's not more popular.