Facebook Retains More Data Than We ThinkWhen you download a copy of your Facebook data, you will see a folder containing multiple subfolders and files. Advertisement Continue reading the main storyMy Facebook data also revealed how little the social network forgets. This was not entirely surprising, but seeing the list of unfamiliar brands with my contact information in my Facebook file was a dose of reality. The data sets were exponentially larger than my Facebook data. By comparison, my Facebook data was about 650 megabytes, the equivalent of about 160 hours of music.

Source: New York Times April 11, 2018 21:22 UTC