diff --git a/experiment/extracteur.c b/experiment/extracteur.c
index 8e02ceb..5409d0c 100644
--- a/experiment/extracteur.c
+++ b/experiment/extracteur.c
@@ -12,41 +12,10 @@ int		verbosity;
 
 /* ---------------------------------------------- ~~~~~~~~~~~~~~~~ */
 
-/* ---------------------------------------------- ~~~~~~~~~~~~~~~~ */
-int essai_extraction(FloatImg *in, FloatImg *out, FimgArea51 *rect)
-{
-int		foo;
-int		xs, ys, xd, yd;
-int		count;
-float		rgb[3];
-
-if (verbosity) {
-	fimg_describe(in,  "source");
-	fimg_describe(out, "destination");
-	print_rectangle((char *)__func__, rect);
-	}
-
-count = 0;
-for (yd=0; yd<rect->h; yd++) {
-	ys = yd + rect->y;
-	if ((ys<0) || (ys>=in->height)) continue;
-	for (xd=0; xd<rect->w; xd++) {
-		xs = xd + rect->x;
-		if ((xs<0) || (xs>=in->width)) continue;
-		fimg_get_rgb(in,  xs, ys, rgb);
-		fimg_put_rgb(out, xd, yd, rgb);
-		count++;
-		}
-	}
-
-// fprintf(stderr, "%s: %d pix moved\n", __func__, count);
-
-return 0;
-}
-/* ---------------------------------------------- ~~~~~~~~~~~~~~~~ */
 void help(int k)
 {
 puts("Usage:\n\textracteur in.fimg w,h,x,y out.???");
+exit(k);
 }
 /* ---------------------------------------------- ~~~~~~~~~~~~~~~~ */
 
@@ -60,31 +29,22 @@ char		*outfile = "out.fimg";
 
 verbosity = 0;
 
-#if 0
-for (foo=0; foo<argc; foo++) {
-	fprintf(stderr, "%9d   %s\n", foo, argv[foo]);
-	}
-#endif
-
-fprintf(stderr, "*** Extracteur  %s %s\n", __DATE__, __TIME__);
+fprintf(stderr, "*** Extracteur  (build: %s %s)\n", __DATE__, __TIME__);
 
 while ((opt = getopt(argc, argv, "hv")) != -1) {
 	switch(opt) {
-		case 'h':	help(0), exit(0);	break;
+		case 'h':	help(0);		break;
 		case 'v':	verbosity++;		break;
 		default:				break;
 		}
 	}
 
 if (3 != argc-optind) {
-	fprintf(stderr, "---- %s errcli c=%d %d ----\n", argv[0],
-					argc, argc-optind);
+	fprintf(stderr, "---- %s ----\n", argv[0]);
 	help(1);
-	exit(1);
 	}
 
 if (verbosity) {
-	fprintf(stderr, "*** %s\n\t%s %s\n", argv[0], __DATE__, __TIME__);
 	fimg_print_version(1);
 	}