It was a Phoenix thing to build entertainment/media niches so you could surround your TVs with collectibles and audio equipment. Sometimes they are used as storage for supplies.
People don’t know what to do with them.
They were originally designed for those massive thick rear-projection TV sets. Now what do you do with that big open space?
These sellers gave up and did nothing.
This seller was determined to fill every nook and cranny.
These media niches are great for collecting dust.