As a counterpoint to yours, I'll be sticking with Alfred. I'm sure the devs will be able to enhance Alfred with the improvement made to the underlying bits of Spotlight. I use the custom workflow all the time as well as the ability to customise searches.
In addition, from what I saw in the demo, I don't want suggestions from the iTunes Store popping up at any time.
In addition, from what I saw in the demo, I don't want suggestions from the iTunes Store popping up at any time.