There is now an ocean of protectionist user manual hoarders who fight to get to the top of search rankings that drown out the better sources. Then when you try to get a manual they put you through many JavaScript-proliferated obsticals, captchas, personal info disclosure, if you successfully make it through all that...
I have particular seething hatred for Scribd. That site needs to die in a fire (after all of its jailed manuals are liberated, of course ;) )