So the PCAOB has asked for public comment and plans to study the issue further.

FORBES: Auditor Rotation Proposal Just More Spin

The site's disappearance provides a dividing line for a before-and-after study, but that study can't comment on the effect of other digital-piracy sources or on the impact of DVD piracy, and it is silent on piracy in countries where sales data weren't available or Megaupload wasn't popular.

WSJ: Studios Struggle for Focus on Film Pirates' Booty

"At this stage we are still reviewing it, and until we have a chance to study the allegations, we won't have a comment, " said SAP spokesman Steve Bauer.

FORBES: Grand Theft Software?

At the beginning of each week, the author of a case study will present a brief document describing the key policy concerns faced by the institution and inviting the participants to comment on a number of issues or questions.

UNESCO: Communication and Information