What is the fine-grained topic of the following text: On Feb. 10, 1989, executives from Honda and a newly founded division known as Acura piled into a conference room in Chicago's historic Drake Hotel to rehearse the unveiling of an unbelievable new car—a Technicolor vision for the future, something never before built by Honda or any Japanese automaker. Only return the topic.
Unveiling of a new car by Honda and Acura in 1989