There should be some degree of incentive to share money or people wouldn't do it.
If I give you $10,000 I'm exposing it to risk, losing potential opportunity, and all the fact that $10,000 in a few years is just going to buy less then $10,000 because of inflation.
Maybe it's a good thing I still live with my mother, who says I'll have a home here forever...
Furthermore, I submit that interest should be illegal.
There should be some degree of incentive to share money or people wouldn't do it.
If I give you $10,000 I'm exposing it to risk, losing potential opportunity, and all the fact that $10,000 in a few years is just going to buy less then $10,000 because of inflation.