open source code in commercial product — sharing my story

I publish illustrative scenarios prepared by my practice. All participants and conversations are fictional. The fictional posts are not posts by real users, accounts of client experiences, or reports of actual results.
Illustrative scenario prepared by my practice.
For informational purposes only. This is not legal advice. Laws vary by jurisdiction. Consult a qualified attorney for advice specific to your situation.
Hypothetical question

Has anyone dealt with something like this? I'm not sure what my options are.

open source code in commercial product. I've been dealing with this for about 15 months now and the situation isn't improving.

This involves content I created over the past 22 months. I do have documentation proving my ownership and timeline.

What are the risks if I pursue this? What's the likely timeline?