Primarily right now Palin wants to sell as many books as possible.
The best method of doing so in modern America says more about the sorry state of affairs in the country than it does about Palin.
Later, when Palin is actively running for President, all this stuff will be old news and she can use the high number of her book sales to help propel her candidacy.
It sure will. She will have been vetted and inoculated as thoroughly as it is possible to be.