People have long used tactics to convince others to do what they want. Many great charlatans have been documented, and it is clear their tricks change over time. Saying they evolve would be defeatist and untrue, as the context changes, but the fundamental game does not. As Aldous Huxley famously asserted, human civilization will voluntarily enter slavery. We get closer every day. Technology has ever so clearly evolved from serving consumers to serving those in power. With technology comes the ability to manipulate data, and people's minds.
This is not to say investors' brains are