I don't think that's the right way to look at it. It's more like Apple OS developers not knowing about real-time operating systems or Exxon employees not knowi

I don't think that's the right way to look at it. It's more like Apple OS developers not knowing about real-time operating systems or Exxon employees not knowing about off-shore drilling rigs. There's stuff you should just know about if you're in a field even if you're not familiar with it or an expert in it.