We've seen emergence of cloud kitchens recently, specifically thinking of companies like Rebel Foods, but even in the few images that Rebel Foods publishes, it doesn't look like the typical factory streamlined process. This video is one of the few things I could find, and even then I had to go out of my way to find it. Developments like these would really strengthen the working class by dropping the value of food.
I found a YouTube link in your post. Here are links to the same video on alternative frontends that protect your privacy: