there is moss growing on the wall
<span>When it says "The withered leaves", it's referring to the businesses itself as old, worn, or falling apart. So therefore, it's failing due to whatever circumstances.</span>
Answer:
They probably won't exist anymore. There would be another form of technology that replaces phones.
Or you could say in 20 years, phones will probably be able to transform into other stuff like computers etc.
Explanation: