I agree that circulation of currency/commodities is necessary for a healthy economy. I don't agree that we're better off having value stolen from our currency by inflating it for the sake of "incentive".
How many joe sixpacks actually spend their money as quickly as possible because they're afraid of inflation? Hopefully it never comes to that.
> Deflationary spirals are no fun.
$5/gallon of gas and $7/gallon of orange juice are no fun either.