// if you want some resources, you should get some resources, even if you asked for way too small
	// of an amount.  Arguably, this should be inf.RoundHalfUp (normal rounding), but that would have
	// the side effect of rounding values < .5n to zero.
	if v, ok := amount.Unscaled(); v != int64(0) || !ok {
		amount.Round(amount, Nano.infScale(), inf.RoundUp)
	}