Which do you prefer? Why? Have you tried both? Why not?

Gimme your best sales pitch for the blogging format you use & love the most.

I tend to lean towards audio. Why? Its so much easier to do. Now with smartphones there are so many apps that can be used along with wordpress allows for audio posting. Only thing is that, when can someone listen to an audio post while sitting at the doctors office while with a written blog an individual can just scroll through the words on their smartphone.