One, he doesn’t have that X-factor snap, that fizzy-chemistry thing. Two, he reminds me of Gary Lockwood in 2001: A Space Odyssey, and voters have always been more inclined to support candidates who remind them of Keir Dullea. And three, you can’t pronounce “Swalwell” trippingly on the tongue. “Walwell” would be bad enough, but the addition of an “s” forces your teeth, lips and tongue to go into contortions.