Trend Micro Antivirus + Antispyware
Trend Micro Antivirus + Antispyware ($40 for a one-year, single-PC license as of 11/17/2009) came in last in our roundup of stand-alone antivirus software, weighed down by comparatively poor malware detection, slow scan speed, and a seriously misguided habit of hiding what it does from the user.
