> All the businesses with the highest demand for their shares are clearly not short-sighted.

Where is the proof?

As long as CEOs and executives compensation is tied to stock performance, which is highly tied to news and short term results, basic economics and game theory suggests that short-sightedness is indeed encouraged.

This is especially problematic for businesses where plannings have to be done 4/5/6+ years in advance like auto industry, aircrafts or semi conductors.

It takes an awful lot of time and money to plan a new processor architecture and build an ecosystem around it, from chip manufacturing to packaging.