It hired a prominent record producer, Phil Ek, to mix the music before delivering it to the contractors who format it for the game.

WSJ: MTV Games Seeks Buzz for 'Rock Band'

The difference is that in a format war the more people who bet on a format actually leads to that format winning.

ENGADGET: blogger-avatar

Some might say this observation is intuitive, and it is not isolated to the two-legged format because teams who play more games are also penalized in a single match format.

FORBES: How the MLS Playoff Format Punishes Ambitious Teams