I just thought I send those of you who enjoy soundtracks and BSG over to BSG composer Bear McCreary blog where he talks about the music in the Season 3 opener.
After the Main Title, the first new piece of music is an original vocal piece. Ironically, this music is based on a song that I wrote for the Season 2 premiere that ultimately got thrown out.... [performed by Raya Yarbrough]
As for new themes, there are several working their way into the score. The most obvious is the Kara / Leoben / Kacey theme represented by an erhu. This two-stringed Chinese instrument sounds vaguely like a violin, but its construction is very different...
Read more
here. (You might have to scroll down a bit.)