She wasn't doing this to manipulate and control events.
Whatever the chances, he suspected this program would give him the chance to manipulate events.
Manipulating people and events is just another way he's doing that.
To this end, he has been manipulating events to steer him into control of the city.
"But I can't communicate with it to talk to them or manipulate events anymore."
Thinking about writing the letter means you're hoping to manipulate events so the outcome goes your way.
"Are you saying everything we've been through is down to the Maze manipulating events?"
Can also manipulate certain times and events to an extent.
He also prefers, and is usually able, to manipulate events rather than directly intervene.
I believe that they are still manipulating events in our universe now!