With the lower interest there really is a chance that the distribution curve will change to a more fair one.
However if this will really happen we still need to see.
As in the "big" world, the rich have it way easier to make more riches. They get the bonuses, the poor get the hurdles.
When you speak about the lower interest rate, I presume you talk about the inflation rate of Steemit. As for rich being rich, that's how it is. But that doesn't mean it will always be like this.