Should You Submit Papers to Open Access Journals?

Here is an article on how to choose a journal to submit to in the field of paleontology (yes, recently I like to read blogs about dinosaur and other vertebrate paleontology). I disagree with quite a few of the points in the article. In particular, the blogger favors open access journals but then admits that anyone can pretty much get a copy of an article in the form of a pdf if they want one