This module enable integration with products implementing the SRU protocol for queries against DB, this standard was created by Library of Congress (US).
SRU is a standard XML-focused search protocol for Internet search queries, utilizing CQL (Contextual Query Language), a standard syntax for representing queries.
Simple, professional¹, clean looking theme without the usual "Designed by..." credit links that you'd normally go in and delete anyway².
Theme has the standard block areas (header, footer, content, left sidebar, and right sidebar) with a professional³ color scheme and a contemporary-- well...... flavor.
Also, a few more things exist that make this theme different from others.