While physical sales still hold a dominant position over digital downloads when it comes to videogame consoles, retail is in danger of losing that spot with PC gamers.

A study from the NPD Group, which tracks videogame sales, finds that digital downloads of PC games essentially reached parity with retail sales in 2009. Online purchases of full-game PC titles hit 21.3 million in the U.S. last year, compared with 23.5 million units purchased at stores.

Read more at Daily Variety