That's actually an interesting question in its own right, now that I think about it...
- novel concept / unique pricing model
- reasonably good logos (I think)... at least if you can judge a logo made outside of the context of a company and knowing about it
- cool domain hack
- really nice design and fast UI
- he did the logo for something I've heard of (Bower)
That's actually an interesting question in its own right, now that I think about it...