mode is now a required argument to /exp (otherwise it will be undefined and can generate an key lookup error)
mode is now a required argument to /exp (otherwise it will be undefined and can generate an key lookup error)

NYUCCL/psiTurk,NYUCCL/psiTurk,NYUCCL/psiTurk,suchow/psiTurk,suchow/psiTurk,suchow/psiTurk