Things get stuck in one's head—a phenomenon commonly known as
earworms or involuntary musical imagery—largely because the brain is a pattern-seeking organ that enjoys completing loops, engaging in repetitive, simple, and catchy musical or cognitive patterns. This process is largely driven by a mental mechanism known as the "phonological loop," which temporarily stores and rehearses auditory information.
The virus is here to stay, and performs like most common viruses, though certain vulnerable people will be affected more than heathier people by common viruses.
So undoubtedly and in answer to your question, some people will care.
And Orwell though limited by the unknown, was not that far of the mark.