/*
playback timings (ms):
  captures_list: 0.45
  exclusion.robots: 0.022
  exclusion.robots.policy: 0.007
  esindex: 0.009
  cdx.remote: 52.759
  LoadShardBlock: 197.611 (3)
  PetaboxLoader3.datanode: 258.674 (4)
  load_resource: 186.848
  PetaboxLoader3.resolve: 99.185
*/