Grif and Carol have suggested it from time to time. It's often something we use when we need second opinion scans.
Let's dismiss the notion that one product finds all the bad things. Grif has other titles noted at http://forums.cnet.com/7726-6132_102-5098912.html?tag=posts;msg5099421
I have just seen and have been solicited to purchase a subscription to an anti virus app called "Hitman Pro 3 anti virus. Has anyone out used this app and tell me their impressions of it. I'm just a bit skeptical of a manufacturers reviews of their own products. Thanks