There are two reasons I’m writing this post. First, I’ve noticed a slew of articles and blog entries lately about the topic. Now, that’s good from the perspective that it’s an indication of people taking the topic seriously, and also helps to get the word out. Second, I’ve noticed that the authors often have incomplete and/or somewhat inaccurate information, which I’m sure they got from reading someone else’s incomplete and/or inaccurate material. That doesn’t necessarily make it bad, but they write the material with an authoritative tone – because, you know, blog authors are all leading experts in their fields,...