You don’t need a degree in mechanical engineering to build complex, moving machines. With a gear generator and an .STL file, the hardest part of the design process is handled for you.
If you are designing an assembly, use Fusion 360’s built-in generator (found under the Design tab > Solid > Create > Gear). gear+generator+stl
The file kept adding an extra chamber to the gear’s hub. A pocket. And inside that pocket: a signature. A dormant data seed. You don’t need a degree in mechanical engineering