The hypodermic needle model is when people get constantly injected with content on a daily basis, whether the content is pointless or not is another subject. Most of the time time some of it is pointless whereas other parts of it are not. It’s in a similar fashion to a doctor injecting someone with a needle.
Uses and gratification involves how people use content in a different way and how people are gratified by content in a different way. Reception theory is how people receive content and cultivation theory is how people cultivate content. Cultivation theory can also be does the content a person consumes fit into popular culture. Passive or active consumption can involve people passively ignoring content or actively engaging with content.