anchor.diff:    "Show the tutorial."
     (let ((help-buffer (nyxt/help-mode:help-mode
                         :activate t
  -                      :buffer (make-buffer :title "*Tutorial*"))))
  +                      :buffer (make-internal-buffer :title "*Tutorial*"))))
       (set-current-buffer help-buffer)
       (let* ((help-contents
                (str:concat
  
positive.code:               (:p (write-to-string (closer-mop:method-lambda-list method))))))
        (let* ((help-buffer (nyxt/help-mode:help-mode
                             :activate t
                             :buffer (make-buffer
                                      :title (str:concat "*Help-"
                                                         (symbol-name input)
                                                         "*"))))
  
negative.code: (defun error-buffer (title text)
    "Print some help."
    (let* ((error-buffer (nyxt/help-mode:help-mode :activate t
                                                   :buffer (make-internal-buffer :title title)))
           (error-contents
             (markup:markup
              (:h1 "Error occured:")
  