They need to release their main net first I guess or you're assuming that someone is going to go for an STO blindly without knowing DUSK true potential?
May be you are right. When they going to launch maiinet? Seems security tokens will be next hype after utility tokens. And they must to create maiinet before next bullrun

Q2 next year on the roadmap, I can assume Q3 next year then, it's better to test it several times before launching it, because a bugged main net means loss of money
2019 will be crucial for many projects that started last year and this one including Dust. In some way, the future of crypto depends on 2019 to bring some results from all the projects that raised so much money in 2017, otherwise
people will stop believing in blockchain.
I dont think, that people will stop believing in blockchain.
In fact, exactly the blockchain will be what will be developed independently of all coins.
Applications using blockchain do not depend on the market. What they will not believe in further are ICO's,
there I go with you, but blockchain will be inexorably taking a place in the IT infrastructure.