Darien Library is sponsoring a presentation on the coronavirus (COVID-19) outbreak from 3:30 to 4:30 p.m., Friday, at the library — but don’t go there. You can watch it online. The event will be live-streamed on the library website and a video will be posted for later viewing, The library announced. The library has canceled all events until further notice in order to protect people from catching COVID-19. The library announced Tuesday that said it has canceled all of its other events.