The other thing in their favor was that they seemed to know where everything was. So they fired at the barracks and dormitories where we Cubans were staying and managed to kill the leaders among the first.
This feels like the most important part of the article. Western imperialism's biggest advantage at the momeny seems to be their insane hyper-orwellian level of surveillance and intelligence.
Middle class people's class position depends on them being reactionary and antagonistic towards their "inferiors."
There is nothing one can do to debate people like that, because to take you seriously, they'd need to realise their position in society as exploiters and beneficiaries of bourgeoisie exploitation as unjust.
Which is why they are the main faction for fascist recruitment, as then they won't have to feel bad about being parasites and can continue profiting from unjust labor relations.