You should be able to sideload an APK onto an Android device that has not been linked to a Google Account. Assuming that you had the "Install unknown apps" (or equivalent) setting enabled.
Statistically speaking, it's more likely that she will become a lobbyist. There is a 1-year "cooling off" period before she can lobby her former colleagues; that time will probably be spent as a talking head on Fox News.
Apples and oranges. I hope we can all agree that there's a considerable difference between a responsible person reporting suspicions about a wanted, cold-blooded murderer and a busybody tattling on someone who's committed a non-injurious...