I haven't yet been let down by it, within seconds i am scanning and finding viruses (when i have them
![;)](http://www.x64bit.net/site/board/public/style_emoticons/default/tongue.png)
They support many features of their own OS like Internet Explorer, this means you can restore your browsers settings, so them annoying 3rd party toolbars can be removed with EASE!
It is only in Beta and only a trial at MS so far BUT go for it and see what you make of the whole thing!