Any sufficiently complicated C or Fortran program contains an ad hoc, informally-specified, bug-ridden, slow implementation of half of Common Lisp [1] . Maybe J

Any sufficiently complicated C or Fortran program contains an ad hoc, informally-specified, bug-ridden, slow implementation of half of Common Lisp [1] . Maybe Janet is a human version of C, and that half of Lisp which is implemented here is the part of Lisp which is relatively easy to learn. [1] Greenspoon's tenth rule