For a long time, Linkedin, as a professional social network, was a rather polished, qualitative space that stood out from many other platforms, but times are changing and Linkedin is gradually following the path that most social networks have embarked upon: a slow and perhaps inexorable mediocrity.
In a word, Linkedin is becoming Facebookized. Others would say that it's enshitting (The enshittification of Twitter and platforms in general (it's in French but worth asking an AI to translate it)).
It's a bit like a restaurant that used to serve homemade food made with...