It is far easier for a woman to lead a blameless life than it is for a man; all she has to do is to avoid sexual intercourse like the plague.
I don't listen to music when I write, but I do turn on appropriate music when I read portions of my manuscripts back to myself - kind of like adding a soundtrack to help shape mood.
My two must-haves are my cell phone and my MacBook Pro laptop, which allows me to update my Web site from wherever I am, whether I'm in Africa or in Sun Valley skiing.