At least not until the election is over. And most women aren't happy. Said one: (HT: Drudge)
"I'm actually pretty angry with her right now because of this," she said. "I don't think I will be a gung-ho supporter right now.
"I'd think twice about switching her on or even buying her magazine."
Interesting, interesting. Actually, there are a raft of responses to Oprah on her forum page. It makes for entertaining reading. The proportion of women upset and angry with Oprah seems to be running something like 50 to 1 in my unscientific browse.
See also the Politico article: "Obama supporter, Oprah popularity declining" written back in April, 08.