Share 'Initial reasons for writing reviews, making lists, and generally, using the Friend Feature'

I'm quite curious to hear from others what were their initial reasons for writing reviews, making lists, and becoming an active user of the Friend Feature. At what point were you truly hooked into making reviews/ lists, or interacting with NF buddies? Were you simply interested in one feature, and later on, became a more frequent user of the others? My initial reason for writing reviews was that…