anchor.diff:                      )
           |]
   
  -    let calls = Mod.init (randomCalls 10)
  +    let calls = Mod.init (randomCalls 990)
   
       win.Keyboard.DownWithRepeats.Values.Add (function
           | Keys.Add ->
  
positive.code:         let rand = RandomSystem()
          Array.init 1000 (ignore >> rand.UniformV3d >> V3f)
  
      let blasg = 
          BlaNode(calls, IndexedGeometryMode.PointList)
              |> Sg.vertexAttribute' DefaultSemantic.Positions pos
  
negative.code: open Aardvark.Rendering
  open Aardvark.Rendering.NanoVg
  open Aardvark.Application
  open Aardvark.Application.WPF
  open Aardvark.SceneGraph
  open Aardvark.SceneGraph.Semantics
  open System.Windows.Media
  