Not really, it was used for ground-up development of new solutions, particularly as middleware between the user and mainframe systems. It marketed itself as par

Not really, it was used for ground-up development of new solutions, particularly as middleware between the user and mainframe systems. It marketed itself as part of the 'rapid application development' trend of the time, in that it let you create UIs pretty quickly using their tooling - but it always came down to code in order to implement anything useful.