By Clarence Fisher
"I know this has been making the rounds on twitter and other places, but I thought it was worth reposting if you haven’t seen it.
"Is it marketing? Absolutely. Is this a bad thing? I don’t think so.
"I showed this in my class today and the kids were pretty interested. Funny; they knew who Mark Zuckerberg was as soon as he came up on the video. Bill Gates on screen elicited a “who’s that?” Changing times."