The GHC manual has this to say about the `-B` flag: > -B > > Sound the bell at the start of each (major) garbage collection. > > Oddly enough, people really

The GHC manual has this to say about the `-B` flag: > -B > > Sound the bell at the start of each (major) garbage collection. > > Oddly enough, people really do use this option! Our pal in Durham (England), Paul Callaghan, writes: “Some people here use it for a variety of purposes—honestly!—e.g., confirmation that the code/machine is doing something, infinite loop detection, gauging cost of recently added code. Certain people can even tell what stage [the program] is in by the beep pattern. But the major use is for annoying others in the same office…” https://downloads.haskell.org/~ghc/latest/docs/html/users_guide/runtime_control.html https://downloads.haskell.org/~ghc/latest/docs/html/users_gu...