Fair point, but...
> On the other hand if his purchase did not include exclusivity to the beach then by all means go there and piss around.
This, by law, does not exist in any form in California (unless the beach is on a lake rather than the ocean).
This is simply a case of someone flaunting the law.
And there I see why he has hopes. If it is legal on a lake then someone would wonder why not on ocean. Rather than asking the nice people on internet one might as well go to a court of law.
Why are people angry that he went to court. Where I come from people settle these kind of questions in less civilised ways. Court is better i think.
#2. Within the first paragraph of the first hit on search results, a policeman is enforcing the restriction. I would be encouraged to dig in if I were in a similar situation instead of being intimidated.
#3. I am not on either side. Just watching and weighing in from far away as an indifferent observer.