adobe flex 4 - Adobe announced - features

• Adobe has announced that Flex 4.0 (code named Gumbo) will be released in 2009. Even though this announcement has been made, the product plan has yet to be completed.
  Some themes that have been mentioned by Adobe that will be incorporated into Flex 4 are as follows:
  Design in Mind: The framework will be designed for continuous collaboration between designers and developers.
  Accelerated Development: Be able to take application development from conceptual to reality quickly.
  Horizontal Platform Improvements: Compiler performance, language enhancements, BiDi components, enhanced text. (Speculation derived from Adobe Systems)
  Broadening Horizons: Finding ways to make a framework lighter, supporting more deployment runtimes, runtime MXML. (Speculation derived from Adobe Systems)
  Flex 4 milestones: (Speculation derived form Adobe Systems)