Yes, the genie is out of the bottle. The ability of small groups and individuals to wield greater force than ever before will change the world. It will probably mean the death of the large nation state, as we see small bands of people defeating, or at least undermining, the former world powers such as the Soviet Union and the US. We could see old forms of government return, such as the nation state.
We may be in for chaotic times. This was predicted to a certain extent in the book, The Sovereign Individual by Davidson and Rees-Mogg.
Read it a couple of times. Gave copies away, kept a couple. Thought provoking. I think a restored Republic, with a less intrusive federal government, might do well.