ISSUE-4: What is the default? Is this an opt-in or an opt-out?

ISSUE-4: What is the default? Is this an opt-in or an opt-out?

http://www.w3.org/2011/tracking-protection/track/issues/4

Raised by: 
On product: 

Received on Wednesday, 21 September 2011 16:09:05 UTC