In her recent article, "Credit Where Credit is Due: The History of the Chumash Oceangoing Plank Canoes," Jeanne Arnold questions our 2005 paper in which we suggested that a prehistoric contact event with Polynesians resulted in conveyance of the sewn-plank boat construction technique and a particular style of compound bone fishhook to the Chumash and Gabrielino of southern California. We agree with many of Arnold's views about the cascading effects of sewn-plank boat construction on Native societies of southern California, but question her dismissal of certain aspects of the empirical record, particularly the linguistics, in portraying this invention as strictly autochthonous. Here we recast aspects of the linguistic evidence that Arnold overlooks, provide evidence from oral history which she says is lacking, and discuss chronological issues that are much less straightforward than she suggests. We also mention implications of recent findings from South America. Finally, we submit that we have not discredited the Chumash or any other Native society in developing this hypothesis.