anchor.diff:  (defun dendrite-validp (dendrite)
     (declare (dendrite dendrite))
     (stem-validp (dendrite-stem dendrite)))
  +
  +(defun dendrite-value-n (dendrite)
  +  (car (dendrite-cons dendrite)))
   
   (defun make-dendrite (cluster shape buffers)
     (declare (cluster cluster) (shape shape) (list buffers))
  
positive.code:                      (lambda (buffer)
                         (scan-buffer buffer))
                       reader))
                    buffer))))
        (scan-buffer buffer))
      (when (null buffer-dendrites-alist)
  
negative.code:                        (return-from clone-reference
                           (clone-reference (car input) (cdr input) kernel transformation))))))))
             buffer)
            (error "Invalid prune:~%~S" *prune*))
          ;; If the buffer is not to be pruned, simply create a new load
          ;; instruction and register it with the kernel and the buffer.
          (cons
  