[vacri]

Microsoft Security Essentials basically kills an entire industry (antivirus), however you can't really claim that scalp as it's really patching a hole in their OS security, something they should be doing for a professional product.

Recently on HN there was a post saying that you shouldn't chase anything obvious and generic without expecting it to get 'filled in'. A cloud service for audio? Yep, when the big players get around to it, you're out. An imaging collation app for dentists? The big players are not going to do that.