Hey Alan, you should go look at it, but I would hesitate to purchase at the moment. How are your wifes eyes, and for that matter, how are yours?
The 21.5" screen is running at 4K, and while that works great for some, others have an issue with the small pixel sizes. Doing either the 2018 Mac Mini, or even the 2014 model Mac Mini and pair it with a better monitor for her - be it non-4K or just a larger size.