Zibaldone ScalaCats Effecthierarchy Sync.scala cats-effect/src/main/scala/hierarchy/Sync.scala package hierarchy trait Sync[F[_]] extends MonadCancel[F, Throwable] with cats.Defer[F]: def delay[A](thunk: => A): F[A] def blocking[A](thunk: => A): F[A] override def defer[A](thunk: => F[A]): F[A] = flatMap(delay(thunk))(identity)