The very first slide says "Last Revision Date: January 2008" so this deck looks to be almost 16 years old. https://www.justice.gov/d9/2023-10/417378.pdf https:

The very first slide says "Last Revision Date: January 2008" so this deck looks to be almost 16 years old. https://www.justice.gov/d9/2023-10/417378.pdf https://www.justice.gov/d9/2023-10/417378.pdf Disclaimer: I work at Google, but not on ads and have no insights into the deck.