The hacks comprised exposing confidential information, not tampering on the level of, say, Stuxnet. Given that we not only have leaked information about nefarious goings-on in other countries but in all probability are still doing so today, it isn't an event of sufficient novelty to activate the national adrenal glands. What's most likely is that we'll try to do the same thing to United Russia that they did to the Democrats -- but, hopefully, better.