First as a villain, how stupid can she be, if she's was from 10 year into the future, just write books that where 1-2-3-4-5 years old instead of just about to be published that way the original author wouldn't even begun to write it. Two she has cash right now, if i went back 10 years i would've bought bitcoins, invest in amazon, tesla or even just bet money on sport teams even Biff Tannen could do it.