It's not something the market will solve. The post 1940's US Media landscape was a direct reaction to multiple, non-contained wars in short succession. The political class doesn't feel they've "lost" control in a long time hence no urgency to fix it.
In a lot of cases we're seeing Advertising warp and destroy the industries they provide money to. It's not evil, just that industries start to invert whether the people or the advertisors matter.
If the Fed goes back to cutting rates, it could be soon.