commonjs modules are a great abstraction. I have a codebase in the 10^5 magnitude of LoC. It's a pleasure to work with. I don't see any code maintenance issues

commonjs modules are a great abstraction. I have a codebase in the 10^5 magnitude of LoC. It's a pleasure to work with. I don't see any code maintenance issues with scaling 1 or 2 orders of magnitude. Maybe memory issues? But then, it probably makes sense to break up your services.