In AutoCAD, theoretically, yes.
Save this code to a file and name it with the lsp extension.
Type 'appload' in the command line, search for, select the file you created, and press the 'Load' button.
After that, the file will be loaded.
Then, modify DIMSTYLE from the command line: if you get a message... WIN!
(if (not GL*react*)
(setq GL*react* (vlr-sysvar-reactor nil '((:vlr-sysVarChanged . aviso))))
)
(defun aviso (e p / r)
(if (eq (car p) "DIMSCALE")
(alert (vl-list->string
(reverse '(33 33 78 65 67 32 117 111 89 10 33 33 115 110 111 105 116 97 108 117 116 97 114 103 110 111 67))
)
)
)
)