I still think that the Cuban Missile Crisis is largely coincidental. But Mao Zedong was aware of that coming crisis and used it to China's advantage.I’m pretty sure it started at that time because of the Cuban Missile Crisis.
Nevertheless, the buildup of the 1962 war is eerily similar to what is happening now.
1) A number confrontations.
2) Unclear directives from Indian leadership, including authorizing troops to open fire on PLA forces if threatened.
3) A deadly skirmish.
4) Both sides preparing for conflict.
5) Indian commanders assuming PLA troops are cowards.
6) Indian PM orders the IA to push the PLA out of 'Indian territory'. *This, thankfully hasn't happened yet.
7) War