What is the fine-grained topic of the following text: Let’s tweak the gameplay a bit, we won’t be shooting, we’ll jump instead… From truck to truck… at full speed… driven by probably the worst drivers in the galaxy… Oh yes, and have replays of every try to upload to the web, where we can also watch the clips of other play- … erm, “jumpers”. Only return the topic.
Adjusting game mechanics in a truck-jumping video game