You’re using Gforth, which came out in 1992. Also, it’s 2017.
Okay. But Fredric Jameson establishes that in postmodernism we have experienced a weakening sense of historisity such that what is, what was, and what will be all exist as presents in time. 1970, 1991, 1992, and 2017 all happen simultaneously. Hence developers working on new projects while still coding in decades-old text editors. They write the future in the past and are made present in so doing.