Copyright doesn't apply to physical hardware but it probably applies to hardware designs. There are various laws protecting ICs but I'm not sure they allow for

Copyright doesn't apply to physical hardware but it probably applies to hardware designs. There are various laws protecting ICs but I'm not sure they allow for copyleft-like hacks. https://en.wikipedia.org/wiki/Integrated_circuit_layout_design_protection https://en.wikipedia.org/wiki/Integrated_circuit_layout_desi...