[jdrock]

No, it's not. If you're steadily earning a 10% return on your investment, year over year, you are doing amazingly well and should stop doing whatever day job you have now.

[a4]

Not in South Africa. Look at the rates on South African government retail savings bonds: https://secure.rsaretailbonds.gov.za/ViewHistory.aspx .

[dedward]

Statements like that generally assume that that's an investment adjusted against inflation or devaluation......looking at the interest rate alone on a currency is meaningless without the rest.