Re: 1st Glance
 

VidBlaster is a decent app that will let you have multiple cameras/screen shots for hosting live streaming content.

http://vidblaster.com/

The only problem might be the pricing of the Home version ($195). They do have a trial version available for download.

Hope this helps,
-Clinton-

Re: 1st Glance
 

This sounds like a really cool idea and I am looking forward to watching it :)