What kind of filter? I thought copilot does not output the input data verbatim. Creating an output filter based on millions lines of DMCAd code that would not

What kind of filter? I thought copilot does not output the input data verbatim. Creating an output filter based on millions lines of DMCAd code that would not cripple the copilot output completely at the same time, sounds like one of those hard problems. Especially if there's no agreed upon definition of copyright "violation" here.