Wrong. The rule of the optional comma is: Add them where it aids the readability of your sentence by breaking up your clauses.
Punctuation was made for the reader, not the reader for punctuation.
No, this is not 'Nam, there are rules. If you are going to type between grammar nazi tags, you don't get to drop in commas wherever you feel the sentence could use one. Check any major style manual.
Keeping the swastika.
Equating grammar with a bloody war. I rest my case.
Agreed, I read the comma before people as adding emphasis, almost like saying PEOPLE.