diff -urN wf-/wf_ex.c wf/wf_ex.c
--- wf-/wf_ex.c	2016-01-29 00:00:00.000000000 +0900
+++ wf/wf_ex.c	2016-01-30 00:00:00.000000000 +0900
@@ -568,21 +568,36 @@
 		data_t *mandala = &(data_t){ DTYPE_REC(op_data_set){
 		  .op = { type_arr, (data_t[]){
 		    { DTYPE_REC(slide_way_liss){.ps=D3_ALL(-1),.pe=D3_ALL(1),.sec={11,12,13}} },
-		    { DTYPE_REC(rot_way){.l=LINE_Z,.deg_way=WAY_V2(0,360, 10,10, 3)} },
 		    { DTYPE_REC(recursive){
 		      .n = 3,
 		      .op = { type_copy_ops, (data_t[]){
 			  { type_zoom_and_slide, (d3_t[]){ D3_ALL(0.5), D3_O } },
 			  { type_arr, (data_t[]){
 			    { DTYPE_REC(copy_rot){.n=3,.l=LINE_I,.step_deg=120} },
+			    { DTYPE_REC(rot_way){.l=LINE_I,.deg_way=WAY_V2(0,360, 30,30, 3)} },
 			    { DTYPE_REC(copy){.n={2,1,1},.init={-0.75,0,0},.step={1.5,0,0} }},
 			    { type_zoom_all, (double[]){0.25} },
 			    DEND }},
 			  DEND }} }},
 		    { DTYPE_REC(copy_rot){.n=3,.l=LINE_I,.step_deg=120} },
+		    { DTYPE_REC(rot_way){.l=LINE_I,.deg_way=WAY_V2(0,360, 10,10, 3)} },
 		    DEND }},
 		  .data = { DTYPE_REC(circle){.r=1,.n=100} } }};
 
+		data_t *fractal = &(data_t){ DTYPE_REC(op_data_set){
+		  .op = { type_arr, (data_t[]){
+		    { DTYPE_REC(copy_timeshift){.n=3,.step_sec=1,} },
+		    { DTYPE_REC(recursive){
+		      .n = 6,
+		      .op = { type_arr, (data_t[]){
+			{ DTYPE_REC(copy_rot){.n=3,.l=LINE_Z,.init_deg=-60,.step_deg=60} },
+			{ DTYPE_REC(rot_way){.l={{0,-1,0},D3_X},.deg_way=WAY_V2(-180,0, 10,2, 3)} },
+			{ type_zoom_and_slide, (d3_t[]){ D3_ALL(0.5), {0,-(1+0.5),0} } },
+			DEND }} }},
+		    DEND }},
+		  .data = { DTYPE_REC(circle){.r=1,.n=6} } }};
+
+
 		struct{
 			char *key;
 			data_t *data;
@@ -603,6 +618,7 @@
 		  { "-fan", (data_t[]){ *fan, DEND } },
 		  { "-gallop", (data_t[]){ *gallop, DEND } },
 		  { "-mandala", (data_t[]){ *mandala, DEND } },
+		  { "-fractal", (data_t[]){ *fractal, DEND } },
 		  { NULL, (data_t[]){ DEND } }
 		}, *dp = demos;