I’m not a power user/poster but I see it as no less valuable than many other similar places. All of them have similar problems. For me it’s probably bifurcated by time spent tuning the feeds.
I know some people have ideological things going on that make them choose different networks, but they have more than half a billion active users so it's not exactly a ghost town.
In The Netherlands it’s a full on crazy town. I’m not kidding. It’s bottom of the barrel vitriolic garbage. Not one positive , insightful or interesting tweet among them.