The volatility of the more established ones will be reduced, yes, but those that come new to market will still be volatile and to some degree it is also what people are looking for. Stable markets aren't exciting.
Everyone loves the market, where you can successfully invest and make money on the course, because the cryptocurrency has never been stable
And it won't be stable for a long time as it is a completely new technology that needs to be established first on a huge level.