VMware Fusion has updated to 4.1 - offering many fixes and improvements. A necessary update, as the reviews keep pointing to Parallels as the premier VM for running on OS X Lion.

VMware Fusion 4.1 is a free upgrade for current users of VMware Fusion 4. It is recommended for all users. VMware Fusion 4.1 includes new features and improvements including:

• Smart Full Screen. Builds on Lion full screen to deliver a great experience no matter how many displays you have. New Lion full screen button and keyboard shortcut, and updated full screen menu.
• Optionally start your favorite virtual machines when VMware Fusion starts.
• Improved performance when starting virtual machines, resizing virtual machine windows and snappier animations.
• Graphics performance and compatibility improvements for Internet Explorer 9 and SolidWorks 2012.
• Support for FileVault 2 in Mac OS X 10.7.2 virtual machines.
• Many additional minor improvements and bug fixes