I've worked with programmers who have specialized and stayed in one (non-tech) industry for long periods in their career and they're often behind on the tech an

I've worked with programmers who have specialized and stayed in one (non-tech) industry for long periods in their career and they're often behind on the tech and lack the benefit of cross fertilization of ideas from other industries. That might be the right trade off if the domain knowledge is a lot more valuable than the benefits of the newer tech, but it's still a trade off.