Her comment just furthers the criticism that too many conservatives are uptight about sexual issues. Her comments weren't meant to be funny, they were meant to label and harm.
As Whit pointed out, the Breck Girl brought up Cheney's daughter unbidden during the 2004 campaign. Coulter left MORE bear traps scattered around this one, and here at Leftist American Bear Trap, we believe in safety.
As a human being, I am uptight with sexual hypocrisy, that's all. Be what you are, but don't hurt others in the process by pretending to be something other than what you are. Edwards looked like he really did want to kiss J. Franciois Kerry on the lips during the 2004 run.