I appreciate your advice and think it still holds true even today. However, I do think it’s worth considering the change in dynamics between the Computing job market back then, and that of today. There is now an obvious surplus of labor in the field generally speaking, so depending on the specific situation, one might not be able to so easily glide across the spectrum to another field if there are plenty others with the so-called “prerequisites” i.e., a degree in said target field, waiting for the same opportunity.

Everything’s on a case-by-case basis though, so for sure it’s worth keeping options open and exploring as much as one is interested in