Just a brainstorm. There's so much free content available as video podcasts, I'm wondering if it would be possible to access some of it via Channels?
Some great examples:
http://feeds.feedburner.com/TEDTalks_video
Some YouTube Channels can be accessed via RSS too:
http://tips.slaw.ca/2019/technology/rss-feed-for-a-youtube-channel-or-playlist/