2 column 760px fixed width, right hand sidebar,
Default installation is W3C valid xhtml,
Text ads easily dropped into place,
Fast-loading, with a minimum of images and scope for customisation.
Updates are straightforward and relate only to an accomodation of the revised text editor of WP(2.0)
Impact exists in two versions:
1. Fixed colour scheme (7 to choose from)
2. Impact(Switcher) - user-defined stylesheet switcher, with persistent sessions