How many designers out there? How many developers? How many Flex developers? Developers familiar with Flex 4?
supports hardware keys currently only back button, but looks like support for menu button is coming in a later release orientation support keeps track of the device orientation as a Flex state you can create a UI that changes with orientation or you can give it a completely different view provides API to save data between application sessions & phone calls note the data that is saved is not encrypted best not use this for any sensitive data, unless you add your own encryption