There must be a line past which copying is no longer "fair use", otherwise no copyrights in code would be enforceable at all. I suppose it is up to a court to d

There must be a line past which copying is no longer "fair use", otherwise no copyrights in code would be enforceable at all. I suppose it is up to a court to decide, but in the Tim Davis thread from yesterday it looked to me like Copilot was emitting entire, nontrivial functions verbatim.