Rock Band 2 should sell really well this week

[JaggedSac]

mrstickball said:
http://www.mygamercard.net/leaderboard.php

Look at their Top 5.

 

Ah, I see.  What is the extrapolation method based on those numbers?  I did a quick check on Bungie.net's Halo 3 numbers and MGC is about 40% of those.  Is this consistent across all games?