This is not what I don’t understand with the Ruby Team, why did they not ship Fiber Scheduler with an implementation and just an interface? Dis they expect eve

This is not what I don’t understand with the Ruby Team, why did they not ship Fiber Scheduler with an implementation and just an interface? Dis they expect everyone to implement the scheduler om their own? I am aware of the existing fiber scheduler implementations you can get on Ruby Gems but there should be official implementation.