Exactly. The more contact you have with something, more prone you will be to consume that for your life. That is all about the social environment of your conversations, the physical environment of your way to work which pass in front of a gambling house, the virtual environment which constantly bombards you with gambling ads and video suggestions.
Humans are susceptible to external influences and the brands or companies know how to work with this smartly to challenge, please and fascinate your mind as customer.
Over the years marketing has gotten more and more sophisticated and as such it has become way more effective as well, human psychology has been studied formally for a very long time and those marketing campaigns are making use of it to achieve their goals.
So with this in mind it is becoming more difficult for those which have developed some sort of addiction to avoid the temptations, as not only you will see ads over the TV, but you see them everywhere, like your PC, smartphone, clothes and everywhere you go, so I think that addiction issues will keep growing over the years and there is not much which can be done about it.
Our data is currently being collected without our permission and sold to advertisers. If you have ever searched on your smartphone or browser for information about gambling, you will constantly receive ads with similar content. That is why it is very important if you have decided to get rid of your gambling addiction not to use your old accounts and it is better to give up the internet completely for some time.