Original sentence: Although notorious for its use of Greek letters and special symbols, the APL programming language, with its interactive session, provided for rapid design and deployment of interactive and scriptable domain specific languages.These usually, by design, required no special input consideration from its users such as APL keyboards or fonts
Edited sentence: Because of its enormous productivity the language was and is still used particularly in time-critical projects.The APL programming language, with its interactive session and its outstanding debugging features, is recognized as one of the most productive of all programming languages