I don't know... Charging royalties would be a PR disaster that would cost much more than the licensing in the long term, and if the incentive for charging isn't

I don't know... Charging royalties would be a PR disaster that would cost much more than the licensing in the long term, and if the incentive for charging isn't financial, then it means don't really want other browsers to have Safari-compatible touch events... that, or they're just trying to delay their adoption as much as they can.