The most important summit in recent years just took place. Chinese President Xi travelled to San Francisco to meet US President Joe Biden in a visit that Beijing’s media and foreign office played up to the hilt, the US hardly at all. There are multiple reasons for that. While one spoke enthusiastically of a strategic shift that could shape the destiny of the world, the US President and his team were far more cautious, given the upcoming elections. But the point is whether this newfound and rather shaky camaraderie will impact New Delhi’s security interests at a time when the…