regardless of your opinions of the games themselves surely we can all agree the music is great 
i found this talented man on you tube who gives some great performances of music from the series;
eternity light waves
http://www.youtube.com/watch?v=_H9H-gA8 ... re=related
silence before the storm
http://www.youtube.com/watch?v=StD_Q8Zn ... re=related
there well worth checking out, or just playing in the background while you surf the web
oh and heres something else if your in the mood for something heavier (i like to cater for everyone)
http://www.youtube.com/watch?v=RnK-hR1-pcw