Rule #3: popularity is not an indication of utility.
Rule #23: Don't compete to be at the bottom, as you just might actually win.
The fact is all employees that produce intangible assets look like a fiscal liability on paper. If you don't have project history in a given area, than managers quietly add training costs and retention issue forecasts on that hiring decision.
I found the dynamic range anecdote by Steve Jobs (a controversial figure) was rather accurate across many business contexts =3