They are serious and determined about getting that outcome. They try to fix the future based on the past. Infinite players enjoy being surprised. Continuously running into something one didn't know will ensure that the game will go on. The meaning of the past changes depending on what happens in the future.
All games are inherently voluntary.
There might be consequences of not playing, but there is always a choice required. Driving on the right side of the road, shaking people's hands, and paying taxes are games one has a choice about playing. There are certain rules and boundaries that appear to be externally defined, and you choose to follow them or not. If you stop following them you aren't playing the game any longer. There is no rule that says you have to follow the rules.