> a highly specific branch of history.
Worse, it's a highly specific branch of politics or philosophy.
"I think this is a supply side classical recession and we should introduce austerity" - because I'm a right winger who wants to cut taxes / "I think this is a demand led Keynsian recession and we should introduce stimulus spending" - because I'm a bleeding heart liberal who doesn't like to see poor people.
Engineers might argue about the best solution - but they don't normally choose the alloy based on whether their surname was originally Norman or Saxon.