it's the creation of Madridiot, a real comedian on b3ta.com His character Grey Bloke is the average balding guy who is discovering the Internet and its thousands of nutters for the very fist time.
In the most recent on he discovers conspiracy buffs for the first time
If you check his earlier videos you'll find some funny ones on religions, jesus, people who ring at your door early in the morning to "save you" and more of life's pleasantness.