I was going through some old photos and found a series that I thought illustrated yesterday's point pretty well. The photos are of a section of sidewalk with a dirty plastic "traction pad" on them. Here's how it looks when just looking down on the pad:
Not all that interesting, but change the angle, closeness and perspective and here's what you get:
Much more interesting in my opinion. Have a series of photos that further illustrates my point? Link to it in the comments and I'll post them with your permission.