Radical Breeze has released DiscBlaze 4.3, a free update to its CD/DVD burning software for Mac OS X. Version 4.3 brings the ability to burn CDs in simulation mode, run without a burner connected, switch between Aqua and Metal interface, and more. In addition, free updates to DeskDoodle (which allows drawing/typing on your screen) and RadicalSafe (for securely storing personal data) have been released which incorporate user submitted suggestions.