Lastly, I have no interest in going OFF GRID. Therefore, I have no interest in adding battery backup.
The other factor contributing to my hesitation is I just turned 61. The property I have requires a lot of maintenance. I am not sure I want to live there when I am 71. Certainly not when I am 81. So, what is the point of adding a solar array IF I am going to be moving in ten years.
You gave a lot of factors for why NOT to get solar for your situation.