https://phys.org/news/2019-01-detroit-auto-industry-transition.html

While a number of major announcements were expected—including an anticipated strategic alliance between Ford and Volkswagen—there will be fewer automakers and new car unveilings, making it more subdued.

"This is a transition year for the Detroit show," said analyst Michelle Krebs of Autotrader. "It's kind of emblematic of where the industry is. We're in a transition in the industry."