I anal but My personal opinion is that if you use the ghostscript binaries by someone else and your software simply wants to create a PDF (for example) using gh

I anal but My personal opinion is that if you use the ghostscript binaries by someone else and your software simply wants to create a PDF (for example) using ghostscript that is already installed on that machine, then it doesn't make sense to say I have to give the people who interact with the software my software's source.