http://msmvps.com/blogs/jon_skeet/archive/2009/07/07/faking-com-to-fool-the-c-compiler.aspxC# 4 has some great features to make programming against COM components bearable fun and exciting. In particular: PIA linking allows you to embed just the relevant bits of the Primary Interop Assembly into your own assembly, so the PIA isn&#39;t actuallyenCommunityServer 2008.5 SP2 (Build: 40407.4157)http://msmvps.com/blogs/jon_skeet/archive/2009/07/07/faking-com-to-fool-the-c-compiler.aspx#1698670Wed, 08 Jul 2009 04:33:58 GMTd67277c4-116b-43f1-b688-e9ef184ea916:1698670Tom Kirby-Green<p>Another advantage of Fake COM is less Registry residue - offsetting the inevitable Windows reinstall. :-)</p> <div style="clear:both;"></div><img src="http://msmvps.com/aggbug.aspx?PostID=1698670" width="1" height="1">