diff --git a/examples/PoolBox/application/src/Overlay/BIOSInfo/bios_info.cpp b/examples/PoolBox/application/src/Overlay/BIOSInfo/bios_info.cpp
index be037c4e..d7d371d7 100644
--- a/examples/PoolBox/application/src/Overlay/BIOSInfo/bios_info.cpp
+++ b/examples/PoolBox/application/src/Overlay/BIOSInfo/bios_info.cpp
@@ -21,10 +21,11 @@ namespace BIOSInfo {
         IntervalTimer<uint8_t> wait_timer;
 
         static FontSlider create_for(const FontWriter::FontInfo& font_info, const char* str) {
+            const auto max = static_cast<int16_t>((strlen(str)*font_info.get_kern_size().width) - GPU::Display::Width + (TextOffset.x << 1));
             return FontSlider{
                 .count      = 0, 
-                .max        = static_cast<int16_t>((strlen(str)*font_info.get_kern_size().width) - GPU::Display::Width + (TextOffset.x << 1)), 
-                .delta      = static_cast<int8_t>(font_info.get_kern_size().width/2), 
+                .max        = max, 
+                .delta      = static_cast<int8_t>(max < 0 ? 0 : font_info.get_kern_size().width/2), 
                 .wait_timer = IntervalTimer<uint8_t>::create(FontSlider::MoveTimeout)
             };
         }
diff --git a/src/Library/src/System/syscall.cpp b/src/Library/src/System/syscall.cpp
index 5cf3c660..33940983 100644
--- a/src/Library/src/System/syscall.cpp
+++ b/src/Library/src/System/syscall.cpp
@@ -5,6 +5,19 @@
 namespace JabyEngine {
     namespace SysCall {
         BIOSVersion get_bios_version() {
+            /*
+            XEBRA:
+            Date: 03.12.2016
+            Version: XEBRA
+
+            No$PSX:
+            Date: 21.07.2016
+            Version: no$psx
+
+            PS3:
+            Date: 12.10.2011 (17.01.2000 for PS2?)
+            Version: System ROM Version 5.0
+            */
             static const auto get_version_str = [](const char* kernel_maker) -> const char* {
                 const char* start = kernel_maker + (strlen(kernel_maker) + 1);