People with the ability to take something that interests them and turn it into a passion have always fascinated me, and, I might add, raised a certain amount of envy as well. And, even more so, when that passion makes a difference, not only in that person’s life, but in the lives of all of us as well. Quite often, and usually during times of crisis, these people come to our attention because the focus of their passions offer solutions to that very crisis. Enter Bob Simpson, who gave a presentation at a recent Solar Oregon gathering that I attended. He briefly described the conversion of his gasoline powered BMW…