Datahoarders are people who will keep an absurdly large amount of data on a number of large capacity hard drives. That data can be anything from 4K movies, family photos and recordings, archives, YouTube channels... anything really. I find this practice to be intriguing. Do you feel like this description may apply to yourself?
If so, do tell us more about your endeavor: do you collect anything you can get your hands on or do you have a more specific aim? Do you share any of it? Do you have a particular setup? That could be hardware, software or some cloud subscription.