Usually we Latinos are effusive when it comes to greeting, and then kisses, hugs, pats appear, at least a handshake. But in some contexts, such as an epidemic of contact contagion, many of those greetings should be avoided. And since we can't stand the genius, we end up inventing a "touch or shock of elbows" greeting that is less risky and remains a way of showing affection, that you don't feel a rejection towards the other.
* Only one "like" per meaning and day, the more "likes" the meaning will appear higher in the list
