If you keep all your income in cash under your bed, well that's what will happen. If you keep that much cash ... and simply put it in a long-term savings accou

If you keep all your income in cash under your bed, well that's what will happen. If you keep that much cash ... and simply put it in a long-term savings account, you'll earn just about enough to offset the actual inflation rate which is near zero. But since you won't keep any huge amounts in cash, it's all moot, isn't it?