If you don't have Genuine Fractals, I recommend including it on "coolness factor" alone. It's good for making enlargements, and there are other uses as well.
Seems to me I saw a discount offer go by recently in my eMail... Ah, yes, here it is. I don't know if this is still valid, but the page comes up, and the discount looks pretty good. The onOne Software Everything Bundle Holiday 2007 Sale