There’s nothing stopping anyone from filing for those primaries without ‘announcing’ except maybe the politics of it.
Why allow artificial ‘deadlines’ to dictate when a candidate should announce a presidential bid? Why not just file for those primaries and keep the options open. She’s got the money.
It's not possible for Palin to keep a lid on her filings. The very moment she files anywhere, it'll be blasted across the world wide web, radio, and television as breaking news.
She's not going to allow the liberal media to own her moment. She'll make her announcement, then begin filing.