diff --git a/extra/dragon/disk1.dr b/extra/dragon/disk1.dr
index 29a386e..07194b3 100644
Binary files a/extra/dragon/disk1.dr and b/extra/dragon/disk1.dr differ
diff --git a/extra/dss/bios/drivers.dss b/extra/dss/bios/drivers.dss
index 9a5061f..aa9c461 100644
--- a/extra/dss/bios/drivers.dss
+++ b/extra/dss/bios/drivers.dss
@@ -44,6 +44,7 @@ _int_20_end:
 
 ## ==========================  BIOS Video Interrupt handler =========================
 _int_30_handler:
+	## debug_profile_start 0xE0, DBGProfilerTime.MILLIS
 	mov ACC, R10
 	jeq $_int_30_direct_print_char_text_single, 0x0001
 	jeq $_int_30_direct_new_line_text_single, 0x0002
@@ -138,6 +139,7 @@ _int_30_write_vram_text16:
 	inc R9
 	movb [VGA_Registers.MEMORY_CONTROLLER_Y_BYTE], *R9
 	movb [VGA_Registers.SIGNAL], Sig_VGA_Text_16_Color.WRITE_VRAM
+	## debug_profile_stop
 	jmp $_int_30_end
 _int_30_read_vram_text16:
 
diff --git a/extra/dss/bios_api.dss b/extra/dss/bios_api.dss
index 87f9ccc..531b2d2 100644
--- a/extra/dss/bios_api.dss
+++ b/extra/dss/bios_api.dss
@@ -1,5 +1,5 @@
 ## --
-## -- This file is automatically generated by the DragonAssembler (version 0.4.1612) 
+## -- This file is automatically generated by the DragonAssembler (version 0.4.1613) 
 ## -- Please do not modify this file in any way. 
 ## --
 
diff --git a/extra/dss/drake/bootsector.dss b/extra/dss/drake/bootsector.dss
index 7927e9a..95ebdca 100644
--- a/extra/dss/drake/bootsector.dss
+++ b/extra/dss/drake/bootsector.dss
@@ -25,7 +25,9 @@ draw_loop:
 
 	mov R10, 0x21
 	mov R9, $textCell
+	## debug_profile_start 0xE0, DBGProfilerTime.MILLIS
 	int 0x30
+	## debug_profile_stop
 
 	inc R5
 	mov ACC, R5
diff --git a/extra/dss/drake/disk.dss b/extra/dss/drake/disk.dss
index b586ed5..2df07a0 100644
--- a/extra/dss/drake/disk.dss
+++ b/extra/dss/drake/disk.dss
@@ -63,9 +63,9 @@ _disk_load_from_ddd_blocking:
 	and FL, 0b1111111111111110													## Disable interrupts
 	mov FL, ACC	
 _disk_load_from_ddd_blocking_wait_loop:
-	debug_profile_start 0xE0, DBGProfilerTime.MILLIS
+	## debug_profile_start 0xE0, DBGProfilerTime.MILLIS
 	mov ACC, [{DISK_INTERFACE_ADDR + DiskRegisters.RO_STATUS}]
-	debug_profile_stop
+	## debug_profile_stop
 	jne $_disk_load_from_ddd_blocking_wait_loop, DiskStatus.FREE
 	or FL, 0b0000000000000001													## Enable interrupts
 	mov FL, ACC
diff --git a/src/gui/Renderer.cpp b/src/gui/Renderer.cpp
index ad177c9..23278cc 100644
--- a/src/gui/Renderer.cpp
+++ b/src/gui/Renderer.cpp
@@ -45,7 +45,10 @@ namespace dragon
 	void Renderer::updateBuffer(void)
 	{
 		if (isInvalid()) return;
+		ostd::Timer timer;
+		timer.start(true, "DISPLAY_PROFILER", ostd::eTimeUnits::Milliseconds);
 		SDL_UpdateTexture(m_texture, NULL, m_pixels, m_windowWidth * 4);
+		timer.end(true);
 	}
 	
 	void Renderer::displayBuffer(void)
diff --git a/src/hardware/VirtualDisplay.cpp b/src/hardware/VirtualDisplay.cpp
index 4101086..6f6abac 100644
--- a/src/hardware/VirtualDisplay.cpp
+++ b/src/hardware/VirtualDisplay.cpp
@@ -70,11 +70,12 @@ namespace dragon
 					m_refreshScreen = false;
 				}
 			}
+			
 			m_renderer.updateBuffer();
 			m_renderer.displayBuffer();
 		}
 
-		static char c = 'A';
+		// static char c = 'A';
 
 		void VirtualDisplay::onUpdate(void)
 		{
@@ -146,15 +147,15 @@ namespace dragon
 					int16_t y = mem.read16(vga_addr + tRegisters::MemControllerY);
 
 					//TODO: Remove this override used for testing purposes
-					for (int32_t i = 0; i < RawTextRenderer::CONSOLE_CHARS_V * RawTextRenderer::CONSOLE_CHARS_H; i++)
-					{
-						auto xy = CONVERT_1D_2D(i, RawTextRenderer::CONSOLE_CHARS_H);
-						DragonRuntime::vGraphicsInterface.writeVRAM_16Colors(static_cast<uint8_t>(xy.x), static_cast<uint8_t>(xy.y), c++, 0, 15);
-						if (c > 'Z')
-							c = 'A';
-					}
+					// for (int32_t i = 0; i < RawTextRenderer::CONSOLE_CHARS_V * RawTextRenderer::CONSOLE_CHARS_H; i++)
+					// {
+					// 	auto xy = CONVERT_1D_2D(i, RawTextRenderer::CONSOLE_CHARS_H);
+					// 	DragonRuntime::vGraphicsInterface.writeVRAM_16Colors(static_cast<uint8_t>(xy.x), static_cast<uint8_t>(xy.y), c++, 0, 15);
+					// 	if (c > 'Z')
+					// 		c = 'A';
+					// }
 					
-					// DragonRuntime::vGraphicsInterface.writeVRAM_16Colors(static_cast<uint8_t>(x), static_cast<uint8_t>(y), textCell.character, textCell.backgroundColor, textCell.foregroundColor);
+					DragonRuntime::vGraphicsInterface.writeVRAM_16Colors(static_cast<uint8_t>(x), static_cast<uint8_t>(y), textCell.character, textCell.backgroundColor, textCell.foregroundColor);
 				}
 			}
 			else return;
diff --git a/src/runtime/DragonRuntime.cpp b/src/runtime/DragonRuntime.cpp
index bae5ef5..f1c9fce 100644
--- a/src/runtime/DragonRuntime.cpp
+++ b/src/runtime/DragonRuntime.cpp
@@ -352,14 +352,14 @@ namespace dragon
 		ostd::Timer clock_timer;
 		bool running = true;
 		bool fixed_clock = machine_config.fixed_clock;
-		// ostd::Timer _timer;
+		ostd::Timer _timer;
 		while (running || vDiskInterface.isBusy())
 		{
 			clock_timer.startCount(ostd::eTimeUnits::Microseconds);
 			ostd::SignalHandler::refresh();
 			uint16_t addr = cpu.readRegister(dragon::data::Registers::IP);
 			uint16_t spAddr = cpu.readRegister(dragon::data::Registers::SP);
-			// _timer.start(true, "Profiling", ostd::eTimeUnits::Microseconds, &out);
+			// _timer.start(true, "Profiling", ostd::eTimeUnits::Microseconds, &out);		
 			running = cpu.execute() && vDisplay.isRunning();
 			// _timer.end(true);
 			vDisplay.update();
@@ -374,6 +374,7 @@ namespace dragon
 				avg_count++;
 				avg_tot += _time;
 				s_avgInstTime = (uint64_t)std::round(avg_tot / avg_count);
+				// out.fg(ostd::ConsoleColors::Red).p(s_avgInstTime).nl().reset();
 				acc = 0;
 			}
 			_time = clock_timer.endCount();