/*
playback timings (ms):
  captures_list: 0.539
  exclusion.robots: 0.024
  exclusion.robots.policy: 0.011
  esindex: 0.01
  cdx.remote: 43.681
  LoadShardBlock: 157.172 (3)
  PetaboxLoader3.datanode: 79.839 (5)
  PetaboxLoader3.resolve: 112.47 (2)
  load_resource: 93.133
  loaddict: 36.655
*/