Advanced Speed Typing is a full featured typing tutor that uses animated hands to teach the location of the keys. AST also includes new and unique features to help experienced typists gain greater speed. Advanced Speed Typing requires a Pentium or faster computer with a 800x600x16bit or better capable monitor.
It's useful! FSB tests a strategy very fast, includes an automatic strategy generator.
It uses different method of bar interpolation and that make it very reliable.