Rushhour is a business WordPress theme, you can use it for your company, blog, community or anything you want. This theme available in 2 Color (Blue and Green), content slideshow, custom page templates (News and Services Page template), custom category templates (Portfolio and Testimonial template), panel popup for the login box, valid XHTML /CSS, SEO Optimized, 3 custom widget (RH tabs, RH Testimonial and RH 125 ad Widget ), widget ready, Gravatar support and more.
Though it is a business WordPress theme, the designer says that it can be used to run a blog, or as a personal website or a portfolio for that matter. Gravatar support is a fine idea. Gravatar is picking up of late. Your avatar will be available all over the place.