I have the books for Harlequin Dylan, but the language never got traction. It was basically an infix lisp with focus on hygiene (because it was basically a Lis

I have the books for Harlequin Dylan, but the language never got traction. It was basically an infix lisp with focus on hygiene (because it was basically a Lisp 1), and the possibility of sealing modules (making it impossible to alter / inherit from them ). This IIRC; it's a long time ago...