About one-fourth of all newspapers now have paywalls on their websites, with more to come. But 95% of all "local news" sites probably won't go that route. (Think TV sites, Patch, Examiner.com.) Is it a good idea, or will newspapers get eaten alive on the web? This presentation points to a bigger issue: Newspapers are getting beaten in the race to deliver content that holds the greatest value of all online: Advertising content.