Neuron!

Web 2.0 could be described linguistically as "active voice" (as opposite to the passive one) and "first person plural" (instead of singular). Media psychology would label the same concepts as "perceived self-efficacy" and "group awareness". Internets ...

"Basically, I compare self-representation communities in internet (LJ, blog, myspace and so on) with building of neurons inside the brain of a newborn child (programmed cell death).
First, a quick-'n'-dirty introduction to neuroanatomy (skip if knowlegdeable):
A typical ...