Big deal, they brushed cheeks, which is a common greeting in many countries and is a sign of friendship and respect. All this shows is a man secure enough in his own view of himself to allow this small gesture of familiarity to a guest. To refuse would have been rude and childish. Just like defending a “squished” picture that was clearly designed to defame someone is.
Nonsense, one does the customs of the more powerful person. All the protocols are laid out in advance