Blog is badly written. There are excessive uses of pronoun without proper references to who means whom. Points backing up the idea is shallow. Author looks he wrote the blog while being angry.

Everything aside, I do agree with sentiment and would go on to say the nature of HR depend on the company. As it was alluded to later in the company. In my previous company, HR used to tell everything to the manager. Seriously everything!! In current one so far it looks good. But, let's see