Programmers and marketing people know how to get into your subconscious - they spend millions of dollars researching colors, shapes, designs, symbols, that affect your preferences, and they can make you feel warm, trusting, like buying. They can manipulate you.
“May I share with you my earliest memory of a political row? It was with my mother, about the Queen - classic Freudian stuff, shrinks would say. I was eight, and refusing to watch the Queen's Christmas Day broadcast.”