diff --git a/Fonderie/fonderie.c b/Fonderie/fonderie.c
index 5bce53b..8d0e8e8 100644
--- a/Fonderie/fonderie.c
+++ b/Fonderie/fonderie.c
@@ -82,13 +82,6 @@ if (1 != step) fprintf(stderr, "\tstep is %d\n", step);
 
 (void)fimg_timer_set(0);
 
-#if 0
-if (infx)		fprintf(stderr, "\tin  fx  #%d\n", infx);
-else			fprintf(stderr, "\tno in fx\n");
-if (outfx)		fprintf(stderr, "\tout fx  #%d\n", outfx);
-else			fprintf(stderr, "\tno out fx\n");
-#endif
-
 memset(&globbuf, 0, sizeof(glob_t));
 foo = glob(pattern, 0, NULL, &globbuf);
 if (foo) {
@@ -191,8 +184,8 @@ int		foo, opt;
 int		fifosize = 10;
 char		*in_pattern = "capture/?????.fimg";
 char		*out_dir = "p8";
-int		in_effect = 0;
-int		out_effect = 0;
+// OBSOLETE int		in_effect = 0;
+// OBSOLETE int		out_effect = 0;
 int		steps = 1;
 int		blanks = 20;
 char		*InFchain  = "0";
@@ -223,10 +216,10 @@ while ((opt = getopt(argc, argv, "B:E:F:ghI:LO:s:T:vw:x:")) != -1) {
 				break;
 		case 'v':	verbosity++;
 				break;
-		case 'w':	in_effect = atoi(optarg);
-				break;
-		case 'x':	out_effect = atoi(optarg);
-				break;
+// OBSOLETE 		case 'w':	in_effect = atoi(optarg);
+// OBSOLETE 				break;
+// OBSOLETE 		case 'x':	out_effect = atoi(optarg);
+// OBSOLETE 				break;
 		case 's':	steps = atoi(optarg);
 				break;
 		}
@@ -248,8 +241,8 @@ if (foo) {
 	exit(1);
 	}
 
-foo = demarre_la_machine(in_pattern, out_dir, fifosize, in_effect,
-					out_effect, steps, blanks);
+foo = demarre_la_machine(in_pattern, out_dir, fifosize, 0,
+					0, steps, blanks);
 fprintf(stderr, "retour du big-run de la machine -> %d\n", foo);
 
 return 0;
diff --git a/Fonderie/interpolator.c b/Fonderie/interpolator.c
index 0cd98cf..9f3ea88 100644
--- a/Fonderie/interpolator.c
+++ b/Fonderie/interpolator.c
@@ -71,8 +71,8 @@ for (idx=0; idx<nombre; idx++) {
 	filename = ptr_glob->gl_pathv[idx];
 	foo = get_float_metric_from_file(filename, &metrique, method);
 	if (foo) {
-		fprintf(stderr, "%s: err %d get metric of '%s'\n", __func__,
-				foo, filename);
+		fprintf(stderr, "%s: err %d get metric of '%s'\n",
+				__func__, foo,         filename);
 		return -1;
 		}
 	if (verbosity)
@@ -119,7 +119,7 @@ int		iarray[3];
 char		*cptr, line[200];
 float		coef, value;
 double		meanmetric;
-IdxValue	*idx_values;
+IdxValue	*idx_values;			/* gni? */
 
 fprintf(stderr, "  interpolate from '%s' to '%s' with %d steps.\n",
 			pattern, outdir, Nsteps);
@@ -237,8 +237,8 @@ puts("\t-S nn\t\tmysterious sort");
 puts("\t-E i:bla:k\tinput  filter chain");
 puts("\t-F name:j\toutput filter chain");
 puts("\t-L\t\tlist available filters");
-puts("\t-w nn\t\tinput effect");
-puts("\t-x nn\t\toutput effect");
+// OBSOLETE puts("\t-w nn\t\tinput effect");
+// OBSOLETE puts("\t-x nn\t\toutput effect");
 puts("\t-v\t\tincrease verbosity");
 
 if (verbosity) {
@@ -253,8 +253,8 @@ int main (int argc, char *argv[])
 int		foo;
 int		nbrsteps = 9;
 int		opt;
-int		inFx = 0;
-int		outFx = 0;
+// int		inFx = 0;
+// int		outFx = 0;
 int		sort = 0;
 char		*InFchain  = "0";
 char		*OutFchain = "0";
@@ -279,8 +279,8 @@ while ((opt = getopt(argc, argv, "E:F:hLS:vw:x:")) != -1) {
 			exit(0);
 		case 'S':	sort = atoi(optarg);	break;
 		case 'v':	verbosity++;		break;
-		case 'w':	inFx = atoi(optarg);	break;
-		case 'x':	outFx = atoi(optarg);	break;
+// OBSOLETE 	case 'w':	inFx = atoi(optarg);	break;
+// OBSOLETE 	case 'x':	outFx = atoi(optarg);	break;
 		}
 	}
 
@@ -313,7 +313,7 @@ if (verbosity > 1) {
 
 nbrsteps = atoi(argv[optind+2]);
 foo = interpolator(argv[optind], argv[optind+1], nbrsteps,
-					inFx, outFx, sort);
+					0, 0, sort);
 
 fprintf(stderr, "interpolator give us a %d score\n", foo);