Even if they wanted to bring them back, they can't. Technically, they don't own those old models, so bringing them back is not an option no matter how many people demand it. At best, all we can do is hope the author will use the feedback to make better models.
They shouldn't have to break the law just to satisfy people like you.
Edit: Downvoting my comment? How childish. I'm just stating a fact, and I genuinely believe I was as fair as possible.