Yes, my space continues. I haven't stayed up with it but wrote an article on it a few years ago. There was something like 20 million monthly users.

Many crypto fail and disappear, mostly because they were started with no real usage or use case. They get pumped and dumped until eventually there is no trade volume and there is no usage of them other than on exchanges.

One of the biggest fears people have is feeling like an idiot. This stops many people from learning new things and investing into crypto.