I do agree that our community sometimes misapplies the rules. We study this regularly and are continuously working on tweaking and improving the moderation system to reduce the incidence of good questions which are closed. But trust me when I say that 98% of the questions that are closed are not anything you would ever want to land on as the result of a Google search. Look here and tell me what you think:
http://stackoverflow.com/search?tab=newest&q=closed%3a1