Transparent displays may become a commonplace backdrop for the future of technology. They can show colored images and videos, while allowing whatever's behind them to remain visible. A new research report indicates that their market could grow to a value of just over US$4.9 billion in 4 years.
https://www.notebookcheck.net/The-transparent-display-market-may-be-worth-billions-by-2024.452679.0.html