It's widest point is perpendicular to the strings; not angled, in other words. Knowing no reasoning, if I guessed, I'd say because a bridge single coil is angled. The problem with quoting EVH is quoting EVH. I don't think he's intentionally spreading misinformation to perpetuate the mojo, I think he just doesn't remember, or has had his capacity to remember hampered. To quote George Costanza, "It's not a lie if you believe it."