A look at Matthew McConaughey's novel legal strategy to fight unauthorized AI use of his image, which involves trademarking video and audio clips of him (Todd Spangler/Variety)

Todd Spangler / Variety: A look at Matthew McConaughey's novel legal strategy to fight unauthorized AI use of his image, which involves trademarking video and audio clips of him — The actor has secured trademarks covering his persona, hoping to deter unauthorized AI use. Will it make a difference?