probably it has something to do with the google adds (with these keyword added to our site the mighty google thinks that we are interested in voltage regulators, especially from the Cummins Company - with a name like this it should be in the porn industry btw )
Hello, my name is Smith. Jack Smith. And I'm an internet troll. Which is all very anonymous, except they've been in a party with you where you said you were a student from X, and they got your IP address from a comment you made on a blog once and narrowed that down to student accomodation. "Oh...