> Emacs is an app platform for client-side applications. Yes, exactly. That app platform provided a system-independent UI for text- and editor-based apps. But

> Emacs is an app platform for client-side applications. Yes, exactly. That app platform provided a system-independent UI for text- and editor-based apps. But I would think that even in the 80s/90s there were a bunch of other examples for app platforms.