What is the definition of Retention Research?

Retention research, my friends, is like the secret sauce for your coffee cup but instead of brewing a strong latte, it's about figuring out why your brain refuses to let go of information. It's the art of understanding why you're not able to forget your grocery list when you're trying to forget about the last time you accidentally bought a pizza with garlic bread, or why you can't shake off the thought of your childhood birthday party despite it being three years since it happened.

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Now, here's an unsettling example sentence using retention research: "After years of intense retention research, we discovered our brains have a 'forget button' that's way smarter than a cat's ability to navigate a laser pointer."