In your career as a designer you will design many oddly sized and shaped boards including circular PCBs. You need the power of Altium Designer for these jobs.
Copper shorts can be identified with testing. Make sure you define test requirements in your PCB design software.
Forget about using antiquated design software with a command line interface. Altium Designer gives you access to the best features
Make sure your high voltage PCB design is safe and manufacturable with the complete set of design tools in Altium Designer.
You can make the transition from being a hobby PCB maker to a professional designer when you use the best PCB design tools in Altium Designer.