The creators "invested" in foreign companies that would buy their product. They had realized that $1 of product sold was making them much more than that in the stock exchange...
About touch buttons, I have seen once a lift with touch buttons for controls.
For accessibility, the floor were also written in Braille. I thought to myself: "nice, they thought about vision impaired people".
Then, a friend of mine, which has completely lost vision and can read Braille, jokingly said to me when he arrived: "Trying to find the right button, I probably send the lift to all floors!"
The creators "invested" in foreign companies that would buy their product. They had realized that $1 of product sold was making them much more than that in the stock exchange...