Yes, I read this interview. I found it amazing.
I hope it will be the way you described. I think its a beneficial add-on when I can call it like that having applications built on STEEM.
When these applications are successful I definitely think that it will be shown in the price as well. When the SMT are released having the possibility to earn multiple coins or the fact that anyone could produce his own SMT even communities makes it bright for the content creators. Earning STEEM as a content creator could be tough thou.