At least 0.2 has been yanked. I started learning futures when 0.2 was already defacto dead (which wasn't documented anywhere, but luckily people at the local Me

At least 0.2 has been yanked. I started learning futures when 0.2 was already defacto dead (which wasn't documented anywhere, but luckily people at the local Meetup knew), and I kept wondering why no packages were using it, and a lot of compatibility errors cropped up.