anchor.diff:  val MyComponent = Component[Future, ComponentState, ComponentParameters, EventType](initialState) { (context, parameters, state) =>
   
     import context._
  -  import symbolDsl._
  +  import levsha.dsl._
  +  import html._
   
     div(
       parameters.toString,
  
positive.code: object MyComponent extends Component[Future, ComponentState, ComponentParameters, EventType](initialState) {
  
    import context._
    import symbolDsl._
  
    def render(parameters: ComponentParameters, state: ComponentState): Node = {
      div(
  
negative.code:   friends: Seq[String])
  -----------------------------------
  
  State stores in `StateStorage` and initializes in `StageLoader`.
  
  [source,scala]
  -----------------------------------
  StateLoader.forDeviceId { deviceId =>
    // This hypothetical service method returns Future[User]
    authorizationService.getUserByDeviceId(deviceId) map { user =>
      Authorized(deviceId, user)
  