diff --git a/src/p7/main.c b/src/p7/main.c
index b0d6970..c11c888 100644
--- a/src/p7/main.c
+++ b/src/p7/main.c
@@ -72,7 +72,6 @@ static const char error_nospace[] =
  *	@return				if the file overwriting is confirmed
  */
 
-static int sendfile_display_initialized = 0;
 static int sendfile_confirm(void)
 {
 	char line[10];
@@ -99,6 +98,7 @@ static int sendfile_confirm(void)
  *	@arg	total		total number of data packets
  */
 
+static int sendfile_display_initialized = 0;
 static void sendfile_display(p7ushort_t id, p7ushort_t total)
 {
 	/* here's the buffer */
diff --git a/src/p7os/args.c b/src/p7os/args.c
index 6b7b838..9ceb74a 100644
--- a/src/p7os/args.c
+++ b/src/p7os/args.c
@@ -105,7 +105,7 @@ int parse_args(int ac, char **av, args_t *args)
 	};
 
 	/* define options */
-	const char shopts[] = "hvo:";
+	const char shopts[] = "hvo:#";
 	const struct option longopts[] = {
 		{"help", no_argument, NULL, 'h'},
 		{"version", no_argument, NULL, 'v'},
diff --git a/src/p7os/main.c b/src/p7os/main.c
index b915f06..c919588 100644
--- a/src/p7os/main.c
+++ b/src/p7os/main.c
@@ -35,6 +35,61 @@ static const char error_unsupported[] =
 "Required operation was unsupported by the calculator.\n"
 "If you did not prepare, perhaps you should prepare?\n";
 
+/* ************************************************************************** */
+/*  Auxiliary functions                                                       */
+/* ************************************************************************** */
+/**
+ *	osdisp:
+ *	Nice little loading bar.
+ *
+ *	Taken from `src/p7/main.c`.
+ *	"Initialization" is when id > total (called in main).
+ *
+ *	@arg	id		data packet ID.
+ *	@arg	total	total number of packets.
+ */
+
+static int osdisp_init = 0;
+static void osdisp(p7ushort_t id, p7ushort_t total)
+{
+	/* here's the buffer */
+	static char buf[50] =
+		"\r|---------------------------------------| 00.00%";
+	static char *bar = &buf[2];
+
+	/* initialize */
+	static int pos;
+
+	/* if is initialize, fill */
+	if (id > total) {
+		pos = 0;
+		/* indicate that is has been initialized */
+		osdisp_init = 1;
+		/* put initial buffer */
+		fputs(buf, stdout);
+		/* save cursor position */
+		fputs("\x1B[s", stdout);
+		/* we're done */
+		return ;
+	}
+
+	/* id and total start from 1, let them start from zero */
+	id--; total--;
+
+	/* modify buffer */
+	/* - # - */
+	int current = 38 * id / total;
+	while (pos <= current) bar[pos++] = '#';
+	/* - % - */
+	unsigned int percent = 10000 * id / total;
+	sprintf(&buf[43], "%02u.%02u", percent / 100, percent % 100);
+
+	/* put it */
+	fputs(buf, stdout);
+	/* force cursor position */
+	fputs("\x1B""8", stdout);
+}
+
 /* ************************************************************************** */
 /*  Main function                                                             */
 /* ************************************************************************** */
@@ -64,8 +119,13 @@ int main(int ac, char **av)
 	/* prepare */
 	if (!args.noprepare) {
 		/* make the preparation thing */
-		if ((err = prepare_ops(handle, args.uexe)))
+		printf("Uploading the Update.Exe.\n");
+		if ((err = prepare_ops(handle, args.uexe, osdisp)))
 			goto fail;
+		if (osdisp_init) {
+			osdisp_init = 0;
+			puts("\b\b\b\b\b\bTransfer complete.");
+		}
 		handle = NULL;
 
 		/* was only about preparing? */
@@ -73,12 +133,16 @@ int main(int ac, char **av)
 			return (0);
 
 		/* sleep a little, in case */
+		printf("Waiting for the Update.Exe to be setup...\n");
 		sleep(1);
 
 		/* re-open the handle */
 		if (args.com) err = p7_cominit(&handle, initflags, args.com);
 		else err = p7_init(&handle, initflags);
-		if (err) goto fail;
+		if (err) {
+			p7_exit(handle);
+			goto fail;
+		}
 	}
 
 	/* check according to menu */
@@ -86,7 +150,8 @@ int main(int ac, char **av)
 	/* backup the thing menu */
 	case mn_get:
 		/* get the os */
-		err = p7_backup_rom(handle, args.local);
+		printf("Gathering the OS...\n");
+		err = p7_backup_rom(handle, args.local, osdisp);
 		if (err) goto fail;
 		fclose(args.local);
 		break;
@@ -99,6 +164,10 @@ int main(int ac, char **av)
 	return (0);
 
 fail:
+	/* interrupt loading bar */
+	if (osdisp_init)
+		puts("\b\b\b\b\b\bError !");
+
 	/* displaying error */
 	if (err > 0) switch (err) {
 	case p7_error_nocalc: log(error_noconnexion); break;
diff --git a/src/p7os/main.h b/src/p7os/main.h
index da7dfb4..733ab86 100644
--- a/src/p7os/main.h
+++ b/src/p7os/main.h
@@ -42,7 +42,7 @@ int parse_args(int ac, char **av, args_t *args);
 /*  Actual things                                                             */
 /* ************************************************************************** */
 /* Main functions */
-int prepare_ops(p7_handle_t *handle, FILE *uexe);
+int prepare_ops(p7_handle_t *handle, FILE *uexe, void (*disp)());
 int get_os(p7_handle_t *handle, FILE *dest);
 
 #endif /* MAIN_H */
diff --git a/src/p7os/prepare.c b/src/p7os/prepare.c
index 89e0eac..36a3f11 100644
--- a/src/p7os/prepare.c
+++ b/src/p7os/prepare.c
@@ -36,7 +36,7 @@ extern char _binary_cake_exe_bin_end[];
  *	@return				the error (-1 if not a libp7 error, 0 if ok)
  */
 
-int prepare_ops(p7_handle_t *handle, FILE *uexe)
+int prepare_ops(p7_handle_t *handle, FILE *uexe, void (*disp)())
 {
 	int err; size_t usize;
 
@@ -58,7 +58,7 @@ int prepare_ops(p7_handle_t *handle, FILE *uexe)
 
 	/* send the thing */
 	if ((err = p7_sendexe_stream(handle, uexe, (p7uint_t)usize,
-		0x88030000, 0x88030000))) {
+		0x88030000, 0x88030000, disp))) {
 		fclose(uexe);
 		return (err);
 	}