It's Hollywood. Don't expect that it will anything close to reality. Even though, from the Sailing article
Writer and director J.C. Chandor said sailors, especially, should like the movie. He should know: he is one
grew up sailing at Sakonnet Yacht Club in Little Compton, Rhode Island, where he later worked as a sailing instructor, and traveled with his family to Lightning regattas
Hollywood likes to embelish the facts to sound more credible to the general audience that really don't understand.
Kinda like Argo, supposed to be based on Historical facts, but left out the real story, but thats a whole different discussion.....