#12: The Curious Case of the Disappearing Stairs
Stairs are supposed to take you from one floor to another, but in order to do that, you need to be able to see them. Why would you choose stairs that are made of clear glass? You can barely see them in the light! We don’t want to think of what this looks like (or doesn’t look like) during the night.
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Also, we can’t imagine that glass is a good material for stairs. If anything or anyone trips and falls down the stairs, they might get injured from the fall and shattered pieces of glass. Why would you add that extra layer of danger to an already dangerous situation?