Snapchat has an advantage in adding new features like this in that their user base is one of the trendiest groups out there. They are young, hyper-social, and e

Snapchat has an advantage in adding new features like this in that their user base is one of the trendiest groups out there. They are young, hyper-social, and early adopters who have very high affinity for the service. I believe Snapchat can get them to use new features like this, where others like the bigger, slower, and less cool Facebook, would not get the same type of adoption.