/*
playback timings (ms):
  captures_list: 0.741
  exclusion.robots: 0.03
  exclusion.robots.policy: 0.015
  esindex: 0.016
  cdx.remote: 9.173
  LoadShardBlock: 176.473 (3)
  PetaboxLoader3.datanode: 193.514 (5)
  PetaboxLoader3.resolve: 125.098 (2)
  load_resource: 181.468
  loaddict: 47.949
*/