@72dpi

I used the RelatedContent module by TBarregren which can be found at:

http://drupal.org/project/relatedcontent

And I used the SMFForum module for the basic SMF integration and customized things from there.

@Ryan

I'm glad you like the look. I did do absolutely everything on this site (exhausting!). Thanks for the kind words. It wouldn't be what it is without your wonderful work on Ubercart.