> in real air, the speed of sound is clearly faster than the wind I love when HN users give such simple, real world analogies that are so easy to visualize or

> in real air, the speed of sound is clearly faster than the wind I love when HN users give such simple, real world analogies that are so easy to visualize or relate to. For those of us from completely different fields, it really does nail down the concept. always appreciated :)