As I go through the whitepaper there are still a lot of complicated information that needs clarification, havent seen anyone from the team active in this thread.
You're quite right, although there are lots of things that needs a better definition or revision, i think it will suffice for now and they can make some changes later. I'm pretty sure there are some devs who are active in here, but as they day, if you want a better assessment, join telegram.
for a Q&A with their co-founder Darren Lui. Maybe he can answer your queries and at the same time you can ask him anything about the project.