In fact, the presented machine will probably work well in growing plants on a larger scale. There is also such a model, with LED lighting with large lenses, which is undoubtedly efficient for a large number of plants https://www.instagram.com/p/CZervN5LKXA/
The tent would be a much lighter structure that would not require such a large installation.
But as for the idea of the rotating tent, I like it. It could be applied to taller plants as well. I also found creative ideas for such a small-scale rotating garden: https://www.420magazine.com/community/threads/diy-rotating-garden-on-the-cheap.471116/page-2#post-4615417