Bingo. She will find the painful truth that a political campaign is not a coronation or a book signing tour, but a laborious slugfest. Secondly, she will have to take sides on issues that millions will disagree with.
But she's not a bright bulb by any means.
The entirety of her fortune, her career, and her celebrity is the work of her lawyer/manager, Jeff Jacobs.
Forbes: How Oprah Went From Talk Show Host To First African-American Woman Billionaire
Oprah wouldn't survive 5 minutes of Trump's assault if he turned his guns on her, and Jacobs wouldn't let her do it.
She's setting herself up to snipe at him from the sidelines, which, like everyone else, she'll come to regret.