I'm a lurker. I follow via the rss feed. LessWrong is in my "firehose" folder, meaning its a limbo-state. I might promote it to an actual folder or I might unsubsribe.
At least, thats until I find some more nonsensical classification scheme for my rss feeds.
Individuals being different from each other shouldn't necessarily diminish the significance of biochemistry. Biochemistry should explain not just our similarities but overarching principles that organize and explain the differences.