Tootfinder

This (link below) appears to be @…'s (very careful) commentary on the ongoing #BambuLabs #GPL violation row.
It's an interesting read, and …

Dealing with Incomplete Copyleft Source That Doesn't Correspond
Years ago, copyleft violations were often a mere misunderstanding; vendors intended to comply but made mistakes. In those “before times”, a simple request and short discussion often led to the complete, Corresponding Source (“CCS”) for the the distributed binary works (or, in the case of network-service copyleft, the deployed systems).