as if they are trying to impress somebody; (maybe their assistants ?), and to make themselves seem very clever.
Thats the impression I get as well. It comes across as a basic lack of humility. The longer I stay in aviation the more I realise that humility is an important ingredient in an excellent aviation ‘character’. It’s a complex recipe but the right level of humility is needed for excellence, not too much, not too little.
Maybe the ‘character’ of JFK ATC is evolving and nature is force feeding her some.