I'm a computer scientist, and I call the (very old) study of graphs "graph theory". How is "network theory" different?
And is it just me, or is it painful to read this? It has the feel of a student taking an intro course on optimization, then exclaiming, "everything is an optimization problem!" I mean, sure, this is true, but it's tautological and feels forced to me.
And sorry, but Twitter's main innovation was discarding symmetry? People have been subscribing (an asymmetric relation) to things on the internet and otherwise for ages.