Graph shows the year-over-year change in user engagement, Daily Active Users/Monthly Active Users (DAU/MAU).
Facebook is dying. At the moment, it’s a slow death, but at some point, it will accelerate. That’s what social networks do. They grow engagement, until they don’t. Interestingly, Facebook blames the drop on engagement on the fact that they are trying to stop people from being able to do the thing people like to do most on Facebook . . . read fake news.