At basically every moment, relatively safe investments with 10% real yields do not exist. For an investment to be relatively safe and give 10% real yield, that

At basically every moment, relatively safe investments with 10% real yields do not exist. For an investment to be relatively safe and give 10% real yield, that means that the economy as a whole has to grow at roughly 10% per year. That'd be awesome! We all would like that! But it's not something that ever really happens. Maybe if we discover strong AI or something.