Well, as the article says, you sure want to avoid anyone who has "been on the job for just a few years, or lack[s], the experience of having previously gone through the vetting process and campaignin…
Unless you're a Democratic presidential candidate who's pretty sure the media's on your side no matter what, and will break its back avoiding any "vetting" at all of you, while attacking your opponents down to the microscopic level on every front.
Palin says much the same thing in the article.
Doesn't matter who the candidate for VP is. We know which side Pravda is going to back, and who they're going to try to destroy. You can tell in the article that MSNBC desperately wants Romney to pick some faceless vanilla doughboy for VP.
It's only April, and the Democrats are crapping themselves. Why?