In reality, it wouldn't take much. A few dedicated people and a huge angry mob that won't pussy out from confrontation.
Technology is a double-edged sword too. As much as the powers that be exploit it to keep us enslaved, the pleb can utilize it too.
Hint: you can stop an international airport with a couple of hobby drones. Imagine if you made them release easily made explosives....
A couple of swat units destroyed and every fiat greedy useful idiot who thought that being a henchmen of banksters is a good idea would reflect on their life choices.
Their whole organization is splattered with single point of failures. Peaceful protests won't expose these tho.
