/*
playback timings (ms):
  exclusion.robots.policy: 0.169
  exclusion.robots: 0.18
  PetaboxLoader3.resolve: 156.194
  RedisCDXSource: 4.029
  esindex: 0.014
  PetaboxLoader3.datanode: 1064.037 (4)
  load_resource: 1173.687
  LoadShardBlock: 112.859 (3)
  CDXLines.iter: 21.592 (3)
  captures_list: 141.473
*/