Long ago, there were Personnel Managers. Nowadays, there are Human Resource Managers. As an engineer or scientist, you are a consumable resource, just like oil and electricity. You are used to make a project work and once the project is done, you are not needed anymore and you will be laid off. In my experience, there is a perpetual over supply of engineers and scientists and roughly 10% to 15% of engineers are always unemployed or underemployed. However, there is a huge shortage of Entrepreneurs. Jobs are created by small businesses - large businesses destroy jobs. Large businesses buy small businesses, absorb them, take the good products, discard the bad ones, fire half the people in the first round, and the rest in the second round. This is known as increasing productivity. For example Intel, Microsoft, Cobham, IBM, Yahoo, Boeing, Lockheed-Martin, United Technologies - they buy companies and then frack them and shake the employees out. The result is a constant clam
Autonomous planes, trains and cranes...