I read in a few places it can run "desktop programs such as Office" but I haven't seen any other details or concrete confirmation of this. Anyone know? If so, how can it be done if SL4 OoB apps only have read/write access to User Special Folders.
R – Can a Silverlight 4 out-of-browser app run other applications
silverlightsilverlight-4.0
Best Answer
Using the WScript.Shell COM object you can do a lot including launching an arbitrary process. There is some info about it here:
http://www.silverlightshow.net/items/Silverlight-4-elevated-permissions.aspx