First published on MSDN on Jun 12, 2008
To add to http://dougbert.com/blogs/dougbert/archive/2008/06/10/64-bit-considerations-for-sql-server-integration-services-final.aspx , here's a screen shot (fresh from RC0) of the new "Use 32bit runtime" option on the SQL Agent job configuration screen. You'll find it on the "Execution options" tab.
Updated Mar 25, 2019
Version 2.0