/*
playback timings (ms):
  captures_list: 0.446
  exclusion.robots: 0.017
  exclusion.robots.policy: 0.007
  esindex: 0.01
  cdx.remote: 28.187
  LoadShardBlock: 3494.676 (3)
  PetaboxLoader3.datanode: 3438.378 (5)
  PetaboxLoader3.resolve: 265.935 (2)
  load_resource: 267.018
  loaddict: 51.296
*/