Some variants of the Nokia N78 ships minus FM transmitter Why?

One of the key selling features of the Nokia N78 has to be its built-in FM transmitter, right? So it seems somewhat surprising that Nokia is shipping some variants of the Nokia N78 excluding the FM transmitter. Not too sure just how transmitting music reflects on battery life, and if it does, just how significantly, but I guess that could be one possible reason.So I’m thinking the only reason