trying to fix gpio slowdown

matrix.go

@@ -188,7 +188,7 @@ func NewRGBLedMatrix(config *HardwareConfig, argc *int, argv *[]string) (c Matri
 	cargc := C.int(*argc)
 	cargv := stringsToC(*argv)
 	fmt.Printf("ArgV: %#v", *argv)
-	fmt.Printf("CArgV: %#v", cargv)
+	fmt.Printf("CArgV: %#v", **cargv)
 	m := C.led_matrix_create_from_options(config.toC(), &cargc, &cargv)
 	b := C.led_matrix_create_offscreen_canvas(m)
 	c = &RGBLedMatrix{