How often he tried this fascinating speedrun until he finally was mentioned in the Guinness World Records as the first 'speedrunner' ever, and what his strategy was, to finish even the legendary Jackal-snipers without a single death - you'll find answers to all those questions in
this interview on one of Europe's oldest Halo-fansites,
Halo Base!
It's available in both
German and
English for you to read why (and how) Cody Miller played Halo 2's campaign much more often, than 70-80 times. Give it a look! It's worth every second of it...and time does matter in this case.