Entering the industrial era, the Berlin Government had already realized the importance of population, especially labor with a certain level of knowledge.
The Kingdom of Prussia was the first country in the world to complete compulsory education, and the Rhineland region was the most industrially developed area in the Kingdom of Prussia, where a large number of basic talents had gathered.
These talents were exactly what the Kingdom of Prussia needed most at the time. In the early stages of industrial development, there was not a huge demand for highly skilled talents; instead, the demand for ordinary technical workers was greatest.
After the outbreak of the Second Industrial Revolution, the fact that Austria could overtake England and France was not because Austrian technology was much more advanced, nor was it due to Franz's incredible foresight—the core factor was the large number of engineers.