Possible typo?

I'm just going through your example – thanks a lot, I really enjoy learning WGSL through bevy_hanabi!
One little thing that confused me: the comments state that there is a radius of "2 units", however the code says it's 0.5. Is there something I didn't get or is this a simple typo?

README.md

@@ -65,7 +65,7 @@ fn setup(mut effects: ResMut<Assets<EffectAsset>>) {
  // to be over the surface of a sphere of radius 2 units.
  let init_pos = SetPositionSphereModifier {
  center: module.lit(Vec3::ZERO),
- radius: module.lit(0.05),
+ radius: module.lit(2.),
  dimension: ShapeDimension::Surface,
  };