I have a program (or two) that needs it, so no choice. I thought it was a *new name* for older stuff. MS likes to rename things as they make them newer... I'm drawing a blank, but maybe it has its roots in Active-X<???>
See: <http://www.microsoft.com/net/overview.aspx> SilverLight even uses parts of it. Rick GlazierFrom: "DSinc"
Some months back our collective convinced me that MS DOT-NET was painless and may be beneficial in the future.