(And I know the proposed vandalism relates to the "B" in Obama, not the "M," but I'm not going to redo this.)
ADDED: Simon made this:
And cardeblu sees Damn. [But Glen was first!]
AND: lurker2209 said:
When I saw the word symmetry in your title, I thought that you were going to point out that when stacked like that, every vowel in OBAMA is above a consonant in BIDEN and every consonant is above a vowel. And both names alternate between vowels and consonants. It is weirdly symmetrical.
It's a damn conspiracy!