Humans will continue to change ecosystems, cause extinctions, and affect the very future of evolution -- either by default or design. The default scenario will surely include ever more pests and weed-dominated landscapes and the extinction of most large vertebrates.

We're not advocating backing up a van of cheetahs and letting them go near Tucson.

Obviously, gaining public acceptance is going to be a huge issue, especially when you talk about reintroducing predators. There are going to have to be some major attitude shifts. That includes realizing predation is a natural role, and that people are going to have to take precautions.

Lions eat people. There has to be a pretty serious attitude shift on how you view predators.

We are not saying this is going to be easy. There are huge and substantial risks and obstacles.

It helps future-proof, to some extent, the consumer's purchase. If a unified format is developed, it will probably be supported by the player, or if one is a de facto market winner, the consumer hasn't lost out.