They would be likely to contribute in different ways and it might not have matured or gained traction in the first place. Since the end-users are also potential

They would be likely to contribute in different ways and it might not have matured or gained traction in the first place. Since the end-users are also potential developers, it's a feature to be in lisp and not C++. Whether rust is beneficial to a text editor project is up for debate (my guess is no), but I agree that language is a feature of an open source project in the types and quantity of contributers it attracts.