AVERT Labs, a security division for McAfee, has projected 10 top threats for 2008 based on current trends.
http://www.avertlabs.com/research/blog/index.php/2007/11/19/avert-labs-2008-threat-predictions/
QUOTE: The complete set of predictions is available for download on McAfee’s Threat Center (PDF link here) as well as a bonus episode of our podcast Audio Parasitics.