I had the exact same experience. I think it can be a pretty big barrier to getting started, as you really have to lock into a sub-set of the ecosystem (i.e. I c

I had the exact same experience. I think it can be a pretty big barrier to getting started, as you really have to lock into a sub-set of the ecosystem (i.e. I can only use crates that have support for Tokio). I understand the reasoning for not wanting this in the core language, but perhaps there could be some standard implementations which would still allow for custom runtimes.