/*
playback timings (ms):
  captures_list: 0.43
  exclusion.robots: 0.028
  exclusion.robots.policy: 0.021
  esindex: 0.008
  cdx.remote: 25.422
  LoadShardBlock: 97.79 (3)
  PetaboxLoader3.datanode: 136.111 (4)
  load_resource: 287.972
  PetaboxLoader3.resolve: 228.993
*/