INSIDE FACEBOOK — Facebook disclosed this week that more than 20 million videos are uploaded to the social networking site every month, helping to generate more than 2 billion video views over the same period. The pace at which people are uploading videos to Facebook has started to grow a lot more quickly in 2010 than it did in 2009, which isn’t surprising considering that Facebook itself has quickly grown to what we believe is now around 500 million monthly active users...