Taking down ATMs, EBT, debit card scanners. That could get ugly on a larger scale, and in the right locayion(s).
And the big money globalist conglomerates are pushing the world to go cashless. So the next time a backbone provider goes down and you need to buy gas to get somewhere or food for your family you're just SOL. Or if you get on the wrong side of a politically biased corrupt regime in the WH (like Obamas or Killerys) they decide you need to be punished for some reason, oh well SOL again.