Electronic ebonics, or the practice of reducing normal, comprehensible sentences into a few choice letters and symbols. Punctuation is optional and often discouraged. This form of communication began with instant messenging systems but has spread to other forms of dialogue, making it far more annoying.
Guy 1: omfg im n luv wit dis gurl
Guy 2: Are you retarded? Gurl isn't even short for anything. You just spelled it wrong for the sake of being a dumbass. You need to ditch the e-bonics.
Much like a family tree, with the exception that relationships are formed based on who individuals hooked up with instead of genetic lineage. Best evidenced in college settings, especially in fraternities and sororities.
"I can't believe I'm in the same tree of taste as Chris. It's like an evil version of 'six degrees of Kevin Bacon.'"