It's going to be speculated on as soon as exchanges list it.
There is a cascading effect from modeling out speculation that they do acknowledge and don’t care about.
That is called vision.
And delusion.
But I said the same thing about bitcoin being stupid in 2009 here.
Do you mean the fact that there's a fixed continuous rate of new coin production? Because as they point out in the Grin for Bitcoiners page that's still a continuously decreasing inflation rate (as a percentage of all coins).