You don't "sign in" here. If you lurk, /oruguys/ know who you are, where you are and can call up every fucking detail in your life including the book you checked out of the elementary school library the most often.
Why would they come here?
<arrogance
<morbid curiosity
<panic
<voyeurism
Take your pick.
Personally I'm gong with
THESE PEOPLE ARE STUPID