It still needs more time; the DePin projects I'm working on, many of which are similar to Grass, are in their testing stage with a number of participants as high as 100k to 500k on every DePin. Many are hoping this is the next big thing, but we still have to see what it will bring to the community.
For a concept to remain and generate support, it needs to have contribution to the industry or it will just die down
I have seen so many concepts come and go, so sustainability is the key factor in this concept.