Exactly. When I’m tinkering around in Scheme crafting cutesy little interpreters a simple text editor is great, and having an IDE would feel like having someone

Exactly. When I’m tinkering around in Scheme crafting cutesy little interpreters a simple text editor is great, and having an IDE would feel like having someone standing over my shoulder whispering to me every rule of a game I already know by heart. On the other hand, when I’m working on a new area in a several thousand file project with dozens of contributors, or any number of its side-projects that I may have never seen before in my life, it’s more like having talented counsel at my shoulder informing me of all the various contracts I’d be expected to observe for any possible plan of action I might consider taking.