Definitions are what matter, they're the reason you can use words and I can understand what you mean by them. "Open source" has a definition (https://opensourc

Definitions are what matter, they're the reason you can use words and I can understand what you mean by them. "Open source" has a definition (https://opensource.org/osd https://opensource.org/osd) and the GPL meets it, because it doesn't prevent derived worries from being distributed under the same license.