Exactly, it is a game version of 'work' and it is designed strictly for your enjoyment and tuned to the psychology that brings those rewards. Work in a game an

Exactly, it is a game version of 'work' and it is designed strictly for your enjoyment and tuned to the psychology that brings those rewards. Work in a game and real-life can be fun if you are accomplishing things and moving in a general progression direction with some success. In the real world, you can accomplish things and move sideways or backdrift based on many other factors than what you put in as work or capital, in other words, not as fun all the time and not really specifically tuned as a game design for fun.