It gives you a fighting chance and predictors will notice.
They are evil. Not stupid.
Someone who can defend themselves holds themselves differently then someone who can not.
They chances are they will pass you up for easier prey.
Good luck getting a concealed carry in NYC.
https://www.google.com/amp/s/www.foxnews.com/us/what-does-it-really-take-to-get-a-concealed-carry-permit-in-new-york-city.amp