> and doesn't impact system usability. I have to disagree with this statement. It's kind of a resource pig, actually. When it got to the point it was affecti

> and doesn't impact system usability. I have to disagree with this statement. It's kind of a resource pig, actually. When it got to the point it was affecting my day-to-day productivity, I deleted MsMpEng.exe from my hard drive, and now my machine is snappy and responsive again.