Are you talking about the icon sets? They seem nice to me. There isn't anything cartoony about them and they are very clear and easy to understand. Honestly it's better than many icon sets I've seen in web applications. The site looks fine to me.
I'm not sure anyone thinks "I'm losing money and dammit this web app isn't reflecting my mood at this moment."
I'm not sure anyone thinks "I'm losing money and dammit this web app isn't reflecting my mood at this moment."