> current designs They don't ? (well, not a full arrowhead, but wedged head and tail) https://evs-profilepics.s3.amazonaws.com/production/cdr/images/attachmen

> current designs They don't ? (well, not a full arrowhead, but wedged head and tail) https://evs-profilepics.s3.amazonaws.com/production/cdr/images/attachments/000/005/264/original/0023cA.jpg?1543303200 https://evs-profilepics.s3.amazonaws.com/production/cdr/imag... (The important bit being that it indicates which direction is the first turn going to be)