Video Game Boost?

Extremetech informs us that video games had a big impact on the economy last year:

Video Games Had $18B Impact On U.S. Economy

The video game industry, which supported 144,000 full-time jobs and accounted for more than $8 billion in game sales in 2004, had an $18 billion impact on the U.S. economy that year, according to a new study to be released on Wednesday.

What they don't tell you, is that the economic impact of video games was all negative.