Podcasts can be marketing tools, ways to package advertising or marketing material. Just as tv commercials are inserted into content people will watch, podcast marketing must have a way to insert themselves into valuable content in order to catch the attention of the public.
How people marketing themselves via podcasts is an interesting approach to traditional dating. http://www.courant.com/features/lifestyle/hce-tuesdaypoddate.artmar14,0,7118628.story?track=rss Why wait for someone to stumble into your life? Release "The best of Me 1.0" on video, and push yourself to the masses. Or offer "Relationship Savvy" advice via a relationship-cast to establish a venue to the next generation "Dear Abbey".