And this is why shiny new product is often placed along a half naked beatiful women or alike? Sex sells?

Some marketing indeed exists, that just tries to make a consumer aware of a product. But most marketing campaigns try to associate a certain product with certain attractive person/livestyle/object.

The Malboro Man, the Taste of freedom. Etc.

It is highly manipulative to its core. And with targeted ads, you can play with the target persons fears and desires in a automated way. So far this likely not happening (very well), but the potential is very real and dark.