# New Coding4Fun column is up...
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Background Copying
Summary: Duncan Mackenzie describes how to build a tool that uses the Background Intelligent Transfer Service features of Microsoft Windows XP to download large files over slow or intermittent links.
[http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dncodefun/html/code4fun02282003.asp ](https://msdn.microsoft.com/library/default.asp?url=/library/en-us/dncodefun/html/code4fun02282003.asp)