I'm not sure it was meant as a brag - More of an... " oh, that explains it"
Good thing you found it versus the electric company , i have heard stories of the utility backbilling in cases like this.
We have a fellow at work who brags about his home being wired like this, supposedly by his friend years ago, and his "low costs" consequently.
My meter is 30 feet outside the house on a post, way before it gets to the main panel in the house.