When you open a chest in Zelda and can't wait to see what you got (Shepard Tone)
All right, this may seem a bit random, but basically the idea popped into my head to make the Zelda open chest sound into a Shepard Tone in order to stretch that anticipation out to infinity, and then I just had to make it happen.
Read more about Shepard Tones here:
https://en.wikipedia.org/wiki/Shepard_tone
Gaming