anchor.diff:  #if ECS_BUFFERED
         ComponentArefBuffered : 'c ArrayRef
   #endif
  -      }
  +    }
   
       member inline this.Index
           with get () = &this.ComponentAref.[this.ComponentIndex]
  
positive.code:         componentMultiplexed.Index.UnregisterMultiplexed multiId |> ignore<bool>
          this.UnregisterCorrelated entityId ecs
  
      type Ecs<'w> with
  
          member this.QualifyMultiplexed<'c when 'c : struct and 'c :> 'c Component> multiId entityId =
              let systemOpt = this.TryIndexSystem<'c, SystemMultiplexed<'c, 'w>> ()
  
negative.code: 
  /// A correlated entity reference.
  /// Slow relative to normal ECS operations, but convenient for one-off uses.
  type [<NoEquality; NoComparison; Struct>] 'w EntityRef =
      { EntityId : Guid
        EntityEcs : 'w Ecs }
  
  