From the blog: Technology that will make you look like the biggest idiot in front of your co-workers: Zyxio’s Sensawaft.
[This] lets you control computing devices just by breathing. The guy was blowing into a mic and controlling flicking a website up and
down. I got to do this too… the direction of the air blown can make a difference. [The URL for Zyxio now returns a 404 error.]