That is only going to come with increased market cap and adoption as a currency. Real use needs to greatly outweigh speculation. Not something that's going to happen overnight, and not something that's happened with BTC yet either. These are very early days, even for BTC, the current market cap of which is still corporate small change.

In an ideal world, BTC would be the currency of governments, so we can see what our public servants are spending all our money on, and DRK would be the realm of private citizens, because what we do with our money is none of anyone else's business.