It sounds like they did not give you the time to rank up your own character so how did they set you up to start the raid?
While it would be great to talk about everything, that question is a bit too specific and answering how the testing was done would likely violate the NDA we had to sign. Sorry.
This. All that was discussed on the Podcast is all the information that can be shared.
You know what NOT to do if you ever go through Bungie User Research?
Create a bar tab of more then $2k the night before you are about to go test a new game.
Achievement Unlocked: You're a Gunslinger