you probably are right though if you think about it, it's impossible that gambling won't be introduced to society. gambling affects people in so many ways perhaps not just directly but it has its effects. and to gamble is already a part of human nature so one way or another, people will learn how to gamble
Gambling is a sort of habit of human nature and it Gambling was not there, maybe it may still exists with some other name or so. People tends to predict upcoming events and wanna play the outcome of dice etc and combine them and you name them "Gambling".
So Gambling is sophisticated name of doing all this acts with proper rules and regulations.