They didn't. Whitehats disabled the Hammer/Scorecard software so they couldn't rig it. Hence complicated business and I suspect hence funny boots for many afterwards. This election is the public replay of what happened with justice to follow. Sometimes you have to travel to the future to see the past.
Patriots in control. The entire time. Slow deflation of the fake reality. The psyop has been on the left. Trump was chosen because they needed someone who could keep the left triggered so they could be gently woken. Too fast much risk especially geopolitical in 2016.