Rice paddies in Kamuno, Japan. LONG AGO, I wrote about the gluten issue. My articles had titles such as Hold The Bread on that Sandwich Please, and Eat Before Dinner. I understand the problem. I’ve known I had celiac since I was one year old, and grew up eating rice, eggs, bananas, carrots and chicken — in an Italian family, where the sumptuous, wheat-based food was being passed around the table. It’s been said that any substitute is a poor substitute. Some rice with tomato sauce splashed on it is not spaghetti and meatballs. The years have moved on and it’s…