> I fail to see any meaningful distinction there as it would apply to these situations
I'm pretty sure that Haze has said that any change, even if it's fixing a spelling mistake counts as something that deserves copyright protection. So there is a difference between 100% & 99%
> Red-herring ... that's a whole other discussion, a whole other question. We're > talking about how you properly attribute every single line in MAME to a contributor > ... not if you trust that said contributor actually had the appropriate rights to > submit the code in the first place.
No we are only talking about identifying the copyright holder, you've completely missed the point.