On blocking, muting and posting

Just the other day, I had an interaction with someone in the Fox News Politics community on Google+ that I would like to share with you. I can’t remember the subject of the post, but I remember how the comments went. One person criticized another for poor spelling and grammar, even when the first suffered the same malady. So I pointed out that the first person had made grammar and spelling errors, too. He said that I had made an error by putting a comma before the word “too”. So I replied with a link to the Chicago Manual of Style with a link to the precise page on the use of a comma followed by…