Not court cases, but effectively with the power of a court. Typically, in Europe the state tries to leave such things to the self regulation of an industry (in this case the advertising industry). If the industry fails to clean up a sector from misleading and deceptive practices, the state will step in. Here in the Netherlands, that has led to very expensive court cases for banks, for example.
So, aside from the technicalities that I had not remembered quite correctly, society has acted against these crooks.
So, aside from the technicalities that I had not remembered quite correctly, society has acted against these crooks.