Earlier quoted context omitted.
It's not copying open source code. If you learn an algorithm to balance a binary tree from reading GPL code, and then go use that algorithm in your own closed-source project, with your own variables and types and context, are you breaking GPL? You're not copying the code. Just because you learned about it from reading GPL code doesn't mean that whenever you write tree balancing code from now until the end of time, al…
If you decompile runtime bytecode and assign your own variable names, does the copyright of the original source code no longer apply? If you trace a picture and use it in your work of art, does the copyright of the original picture no longer apply? If you copy a tune but set it to new instruments, does the copyright of the original tune no longer apply? Sampling is a legal minefield in music, why would it become less…
Copilot isn't sampling. Sampling is literally copying snippets of someone else's music and putting it into your music. Copilot doesn't do that. There's no giant database of text that it just slurps suggestions out of.