Tom Sugden: Optimizing the Flex DataGrid for Frequent UpdatesThe default behaviour of a Flex DataGrid is to redraw itself entirely when an item in its data provider changes. This makes good sense in some cases, since the item renderers might need to grow or shrink in response, but at other times it can be problematic. If subsets of the data provider change frequently, like in a real-time price grid, excessive redrawing and increased CPU can occur. This blog
Retrieve user's Network Information AIR 2.0
