Aren't your examples also true about immature fields?
Very few doctors have every come up with drugs.
Few of the early pilots after the Wrights designed their own airplanes, but airplanes were certainly not mature by 1912.
When did home building change from an immature field to a mature one? I struggle to think of when most homeowners built houses.
Saying "IT staff can't generally write software" sounds like saying "sailors can't generally pilot a large vessel" - both are specialized abilities in a larger field.
> Saying "IT staff can't generally write software" sounds like saying "sailors can't generally pilot a large vessel" - both are specialized abilities in a larger field.
I'm not saying they aren't. That's why I said that there's a gap between build and operate.
Very few doctors have every come up with drugs.
Few of the early pilots after the Wrights designed their own airplanes, but airplanes were certainly not mature by 1912.
When did home building change from an immature field to a mature one? I struggle to think of when most homeowners built houses.
Saying "IT staff can't generally write software" sounds like saying "sailors can't generally pilot a large vessel" - both are specialized abilities in a larger field.