What's the difference between each version of flex?
According to [this page][1] there's flex **1,2,3,4**,what's the main difference between them?


Is there a version of flex that supports `flash lite 2` which my project is using?

  [1]: http://livedocs.adobe.com/flex/2/index.html
What's the difference between each version of flex?
===

According to [this page][1] there's flex **1,2,3,4**,what's the main difference between them?


Is there a version of flex that supports `flash lite 2` which my project is using?

  [1]: http://livedocs.adobe.com/flex/2/index.html