message: Bootstrap the items just added.
diff: @@ -301,8 +301,8 @@ export class ActivityFeedView {
  const items = input.map(i => new ActivityFeedItem(i));
  this.state.addItems(items, position);
  - // We bootstrap the first 5 items right away.
  - this.state.items.slice(0, 5).forEach(i => (this.getItemState(i).isBootstrapped = true));
  + // We bootstrap the first 5 items that we added right away.
  + items.slice(0, 5).forEach(i => (this.getItemState(i).isBootstrapped = true));
  }
  private getItemState(item: ActivityFeedItem) {
  