If SOPA was approved, there would be no more HaloExpert. Therefore I am participating in the blackout until 11:59pm PST Today (Jan 18th).
Here are some SOPA-related websites:
Google Petition against SOPA: https://www.google.com/landing/takeaction/
List of Websites that are participating in the blackout: http://sopastrike.com/
What is SOPA?: http://en.wikipedia.org/wiki/Stop_Online_Piracy_Act