In the workplace you usually find them in management positions and is a natural progression to micromanagement.
Forgetard: I am in charge around here and you have never shown me how to do THAT!?!
Person: Sure I have just hit F4 like I showed you Monday.
Forgetard: You have never shown me that, things are going to change around here! All further shipments, sales figures and customer interaction must go through and be approved by me. You are not to be trusted!