chore(core): remove personal todo markers

diff --git a/core/embed/io/display/unix/display_driver.c b/core/embed/io/display/unix/display_driver.c
index b6774c5f..f2a5023f 100644
--- a/core/embed/io/display/unix/display_driver.c
+++ b/core/embed/io/display/unix/display_driver.c
@@ -99,7 +99,6 @@ static display_driver_t g_display_driver = {
     .initialized = false,
 };
 
-//!@# TODO get rid of this...
 int sdl_display_res_x = DISPLAY_RESX, sdl_display_res_y = DISPLAY_RESY;
 int sdl_touch_offset_x, sdl_touch_offset_y;
 
diff --git a/core/embed/io/power_manager/stwlc38/stwlc38.c b/core/embed/io/power_manager/stwlc38/stwlc38.c
index 0fbb8f40..8dbc96df 100644
--- a/core/embed/io/power_manager/stwlc38/stwlc38.c
+++ b/core/embed/io/power_manager/stwlc38/stwlc38.c
@@ -314,7 +314,7 @@ static void stwlc38_i2c_callback(void *context, i2c_packet_t *packet) {
     memset(&drv->report, 0, sizeof(stwlc38_report_t));
     // Kill periodic timer
     systimer_unset(drv->timer);
-    // !@# retry on error?????
+    // TODO: consider retry on error
     drv->state = STWLC38_STATE_POWER_DOWN;
     drv->report_readout_requested = false;
 
diff --git a/core/embed/rust/src/ui/component/qr_code.rs b/core/embed/rust/src/ui/component/qr_code.rs
index d183238b..cff45aef 100644
--- a/core/embed/rust/src/ui/component/qr_code.rs
+++ b/core/embed/rust/src/ui/component/qr_code.rs
@@ -114,7 +114,7 @@ impl Component for Qr {
         if self.border > 0 {
             shape::Bar::new(qr_area.expand(self.border))
                 .with_bg(LIGHT)
-                .with_radius(CORNER_RADIUS as i16 + 1) // !@# + 1 to fix difference on TR
+                .with_radius(CORNER_RADIUS as i16 + 1)
                 .render(target);
         }
 
diff --git a/core/embed/sec/tamper/stm32u5/tamper.c b/core/embed/sec/tamper/stm32u5/tamper.c
index edd74797..e796cae2 100644
--- a/core/embed/sec/tamper/stm32u5/tamper.c
+++ b/core/embed/sec/tamper/stm32u5/tamper.c
@@ -122,7 +122,7 @@ bool tamper_init(void) {
 
   NVIC_ClearPendingIRQ(TAMP_IRQn);
 
-  // Enable battery and power monitoring (!@# rework it)
+  // Enable battery and power monitoring
   RCC->AHB3ENR |= RCC_AHB3ENR_PWREN;
   // HAL_PWR_EnableBkUpAccess();
   PWR->BDCR1 |= PWR_BDCR1_MONEN;
diff --git a/core/embed/upymod/modtrezorio/modtrezorio-ipc.h b/core/embed/upymod/modtrezorio/modtrezorio-ipc.h
index caacb69e..9a44ec6a 100644
--- a/core/embed/upymod/modtrezorio/modtrezorio-ipc.h
+++ b/core/embed/upymod/modtrezorio/modtrezorio-ipc.h
@@ -59,7 +59,7 @@ typedef struct _mp_obj_IpcMessage_t {
 ///     """
 STATIC mp_obj_t mod_trezorio_IpcMessage_fn(mp_obj_t self) {
   mp_obj_IpcMessage_t *o = MP_OBJ_TO_PTR(self);
-  return MP_OBJ_NEW_SMALL_INT(o->message.fn);  // !@# uint
+  return mp_obj_new_int_from_uint(o->message.fn);
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorio_IpcMessage_fn_obj,
                                  mod_trezorio_IpcMessage_fn);
diff --git a/core/embed/upymod/modtrezorio/modtrezorio-usb-if.h b/core/embed/upymod/modtrezorio/modtrezorio-usb-if.h
index 0c8ce11e..f4ed0631 100644
--- a/core/embed/upymod/modtrezorio/modtrezorio-usb-if.h
+++ b/core/embed/upymod/modtrezorio/modtrezorio-usb-if.h
@@ -85,7 +85,6 @@ STATIC mp_obj_t mod_trezorio_USBIF_write(mp_obj_t self, mp_obj_t msg) {
 
   ssize_t r = syshandle_write(o->handle, buf.buf, buf.len);
 
-  // !@# should we have this test here?
   if (r != buf.len) {
     mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Write failed"));
   }