Two Threadspottings in a row! Woo-hoo!

Major coolness-- For both the current and previous threadspotting, I played a significant part!
How many SETI@Home Users are here?
and
How many (X) does it take to change a light bulb?
Let’s go for three! Somebody nominate a physics thread!

[Link repaired by UncleBeer - embedding square brackets in a URL apparently does not work]