Creampuffing: the art of gently blowing air through one's nose while maintaining a dignified expression. A delicate balancing act of pressure and poise.
Practice these principles, and you'll be well on your way to becoming a master creampuffer.
function creampuff(silence) {
if (silence < 0.5) {
return "pffft";
} else {
return "Hrrrmph";
}
}