I think the most offensive detail is the tray. In the books the meals are teleported directly onto the tables so you can stay put with your plate and just get whatever you like. No need for a tray to carry your food to your seat at the table

I think it’s crazy that his life seems forever ago, but if he was still alive today, he’d be 91 which is well within the realms of possibility.

That reminds me of the old story where they positioned a PC opposite from the server and taped a pen to the CD drive so that opening the CD tray presses the reset button of the server. The PC would automatically detect when the server freezes and open the CD tray. Probably just a legend but still a great example for how a silly and simple solution that just works can often times be as good if not better than a sophisticated but over engineered solution