Take a look at Network Literacy videos on Howard Rheingold's site. I think you will agree that it is important to know how networks are put together and how they shape social engagement. Literacy is socially constructed and since it is a mirror of face-to-face engagement through the medium of social networks, it is vital that we understand how engagement works. If we only have an inkling of this, then it is worthwhile.
Anyway, try this minicourse through video. Afterward, I am sure you will re-think the scope of your definition of literacy.
Anyway, try this minicourse through video. Afterward, I am sure you will re-think the scope of your definition of literacy.