Why do many people play Candy Crush without ever buying anything while some spend all their money on it?
I'm trying to understand how free-to-play games like Candy Crush Saga use existing knowledge of the human brain to keep people engaged and how they convince players to pay money for in-game goods. ...
I am studying Human Computer Interaction (HCI) and there is a lot of discussion about consistency across a website, predictability between pages, of theme and layout. There is information about color, ...