Here’s something quick and eyebrow-raising to boot this morning. A YouTube guitarist puts an iPhone 4 inside his instrument to capture some rarely seen footage of how the strings oscillate. The awesome effect is further amplified thanks to the way the iPhone 4′s shutter works, he explains in a video description: 

I just happened upon this trick when testing what it was like filming from inside my guitar. Note this effect is due to the rolling shutter, which is non-representative of how strings actually vibrate.

via Mesmerizing video shows how the iPhone 4 camera shutter works – 9to5mac.com

You get similarly surreal effects by filming other fast-moving items, like plane props (this example using a Nokia N95):

I’ve taken a few examples myself:

Give it a few decades and we’ll be all nostalgic about this effect.