Some people might automatically assume that anything that feels modern is bad. Ionization calls to mind the space age, vacuum tubes, and the like, while photoe

Some people might automatically assume that anything that feels modern is bad. Ionization calls to mind the space age, vacuum tubes, and the like, while photoelectric makes you think "Oh, a computer and a sensor like everything else we make". People love to rush to the defense of anything slightly but not that significantly dangerous, and seem to feel that there has been a loss for all mankind if it goes.