'Meaning', I don't know. They all had something to do with the game's themes though. And after the 'main' part of each of the various programs was a commercial for one of the 4 PMC groups.

The one with the man wearing the Solid Eyes being interviewed by the woman, the man is Snake's voice actor David Hayter (perhaps obvious), but the woman interviewing him was Lee Meriwether--former Catwoman and voice of Big Mama.

Mainly, I think they were put in there just to be different :P A peek into Kojima's mind.