Fortran is nowadays a DSL for computational codes. If you don't know why you would or could use it, you're not the target audience for it. Calling it a DSL is

Fortran is nowadays a DSL for computational codes. If you don't know why you would or could use it, you're not the target audience for it. Calling it a DSL is a bit rich given the history of computing but at least that way at least CS and developer types will know how to regard it.