Here's a podcast for anybody wanting to understand the basics of developing an on-line community or social networking or web 2.0 application. Covers both technical, rss and tagging, and the social aspects, trust and participation.
From Knowledge at Wharton, Podcast: What Makes an Online Community Tick? Ask Craigslist, Yahoo and Pheedo. (registration required)Social Media Tools community software management drupal website application development web design website development groups sharing open innovation community rss tagging privacy search vocabularies user management facilitating nurturing ethics content management podcast tips