[ConcernedCitizen]

This is indeed very significant loss of connectivity. Yahoo, at its peak, serviced about a billion users with email and games. That's a conservative guess. It was a loss of both communication and ad revenue for the company.

It was actually the largest Internet attack at the time.

You can watch the documentary with Mafia Boy, It's only a few minutes. Forward to the "15:40" mark.

And it's sad that, what was once a few months in detention, is now considered domestic terrorism, cyber espionage, and treason.