- Eddy Grant's 2020 copyright suit against Donald Trump was in federal court in Manhattan on Friday.
- Trump's side referenced Taylor Swift and Bob Dylan in challenging the "Electric Avenue" copyright.
- The judge expressed skepticism over Trump's arguments, but has yet to rule.
Lawyers for former President Donald Trump and music icon Eddy Grant appeared in federal court in Manhattan Friday to argue an esoteric question: When is a copyright not a copyright?