If you value fact-based observations, this is an interesting site. Over the past year, this gentlemen has created graphs to analyze trends based on publicly-available data:
http://randallhoven.com/id3.html
If you want to read a summary of his worldview based on creating a graph-a-day for 365 days, check out this link:
http://www.americanthinker.com/2010/09/keen_graphs_of_the_obvious.html