Lemmy's sign up works just like reddit. It sounds like you were looking at the actual pop up box where the identical-to-reddit registration happens, but instead

Lemmy's sign up works just like reddit. It sounds like you were looking at the actual pop up box where the identical-to-reddit registration happens, but instead of completing it you clicked a link that brought you away. So the thing you say you wanted, it was literally right there on your screen and you were looking at it.