Broad question is: Is there anything Telerik Reporting can do that SSRS (2005) cannot?
Specifics: We\'re looking to migrate our current Reporting infrastructure from in-
Just adding to mika's reply regarding Telerik interactivity:
Their reporting now offers a few interactivity features, namely navigating to a subreport (drill-through), navigate to a bookmark, and navigate to URL. Their current roadmap mentions that they will add interactive sorting and drill-down by the end of 2011. These should bring their reporting product much closer to SSRS in this regard.