We should care about it because it will help prevent the next outbreak. Not only that, we should hold the CCP accountable on suppressing reports of COVID-19 early on, which delayed the world's understanding/preparation/response. Furthermore, China should have shut down all their ports much earlier. Take a look at
https://economictimes.indiatimes.com/blogs/Whathappensif/how..., an article titled "How China locked down internally for COVID-19, but pushed foreign travel"