MagisterCultuum
Great Sage
But, it has to be admitted, I am getting rather old. And not needing any more gadgets does seem to be a feature of aging.
Actually, Functional Fixedness is a well documented feature of aging. Older people in every culture that has been studied are more likely to associate specific tools with specific tasks, and not consider the possibility of using a different tool or using a tools in a way that it had not been used before.