What is the definition of Downloaded Infection?

A 'downloaded infection' is like when someone unwittingly gives you a digital virus via a download, but instead of causing a fever or a headache, it makes you feel like you've just been served a free, yet slightly unsettling, horror movie on your computer. It's like getting an e-mail attachment from the most creepy internet troll, but with more annoying pop-ups and less funny gags.

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Here's an unsettling example sentence: "When the download was 'free,' I downloaded an infected PDF, and now my computer thinks it's auditioning for 'The Shining'."