revealed that its free download of Portal, offered as part of the launch for Steam on Mac, has been anxiously grabbed by 1.5 million users. Using the power of math, that's 187,500 downloads each day for the eight days the game has been free to download -- about 7,812 downloads each hour.
If you have yet to acquire your own free copy of Portal, get on it. You've only got until May 24.
[Via USA Today]