In psychology and data science, files like bfi-expl.txt often contain metadata for datasets, such as descriptions of items in a Big Five Inventory (BFI) survey used for factor analysis.
In games like Star Wars: Galactic Battlegrounds (Expanding Fronts mod), expl.txt is a configuration file used to identify units that should explode or be destroyed upon attack , such as explosive droids. expl.txt
It is sometimes used as a generic placeholder file in technical examples, such as demonstrating how to generate Media Fragment URIs (e.g., http://example.org/expl.txt#char=3,12 ). In psychology and data science, files like bfi-expl