/*
playback timings (ms):
  captures_list: 0.652
  exclusion.robots: 0.019
  exclusion.robots.policy: 0.009
  esindex: 0.011
  cdx.remote: 7.74
  LoadShardBlock: 105.301 (3)
  PetaboxLoader3.datanode: 92.585 (4)
  PetaboxLoader3.resolve: 115.58 (2)
  load_resource: 126.223
*/