diff --git a/core/shared/src/main/scala/works/iterative/core/UserHandle.scala b/core/shared/src/main/scala/works/iterative/core/UserHandle.scala
index 46cf59b..82bfcb9 100644
--- a/core/shared/src/main/scala/works/iterative/core/UserHandle.scala
+++ b/core/shared/src/main/scala/works/iterative/core/UserHandle.scala
@@ -16,3 +16,6 @@
       id <- UserId(userId)
       name <- UserName(userName)
     yield UserHandle(id, name)
+
+  def unsafe(userId: String, userName: String): UserHandle =
+    UserHandle(UserId.unsafe(userId), UserName.unsafe(userName))

diff --git a/core/shared/src/main/scala/works/iterative/core/UserHandle.scala b/core/shared/src/main/scala/works/iterative/core/UserHandle.scala
index 46cf59b..82bfcb9 100644
--- a/core/shared/src/main/scala/works/iterative/core/UserHandle.scala
+++ b/core/shared/src/main/scala/works/iterative/core/UserHandle.scala
@@ -16,3 +16,6 @@
       id <- UserId(userId)
       name <- UserName(userName)
     yield UserHandle(id, name)
+
+  def unsafe(userId: String, userName: String): UserHandle =
+    UserHandle(UserId.unsafe(userId), UserName.unsafe(userName))
diff --git a/ui/js/src/main/scala/works/iterative/ui/scenarios/Scenario.scala b/ui/js/src/main/scala/works/iterative/ui/scenarios/Scenario.scala
index 00ade33..2bf8aaf 100644
--- a/ui/js/src/main/scala/works/iterative/ui/scenarios/Scenario.scala
+++ b/ui/js/src/main/scala/works/iterative/ui/scenarios/Scenario.scala
@@ -41,6 +41,11 @@
       ComponentContext[_]
   ): List[ScenarioExample]
 
+  def example(name: String)(
+      elem: ComponentContext[_] ?=> HtmlElement
+  ): ScenarioExample =
+    ScenarioExample(name, elem)
+
   override def element(using ComponentContext[_]): HtmlElement =
     val eventBus: EventBus[Any] = EventBus[Any]()
 
@@ -52,10 +57,10 @@
       eventBus.events --> { e =>
         org.scalajs.dom.console.log(s"action: ${e.toString}")
       },
-      examples.map(se => example(se.title, se.element))
+      examples.map(se => renderExample(se.title, se.element))
     )
 
-  def example(t: String, c: HtmlElement): Div =
+  private def renderExample(t: String, c: HtmlElement): Div =
     div(
       cls("bg-white overflow-hidden shadow rounded-lg"),
       div(