> Further, very few information sources are truly factual, and without bias? This statement presents a false dichotomy. I could also say that no measurement of

> Further, very few information sources are truly factual, and without bias? This statement presents a false dichotomy. I could also say that no measurement of the temperature in Phoenix, AZ is "truly" accurate. However, they are accurate enough for our purposes. To take it a step further, we can combine sources. We can use reasoning about the sources in how we combine them. These sort of study and technique is meta-analysis.