Can someone explain the affront to your sensibilities that is caused when one of our own (technologists) finds new ways to make money, rebrand and evolve a given subject area or just generally find new, better ways of explaining a thing?

...I'm baffled at the sarc and outrage every time something like this comes up.

Data analyst is a massively broad term that could be anyone from a junior ad-hoc SQL script writer to a guy who sits on a DWH generating leads using complex models and algorithms.

There is a need to distinguish these things from one another and the new definitions and tags are trying to suffice this need... what's your boggle?