Pure Banter

[farmwife]

I'm gonna post a new one since this one didn't work out

[EscapeGirl]

Thanks for posting that the riddle seems incomplete. Sorry about that. I've added to the lead post that, for now, it appears you can only complete 6 levels.

[Crimsonthread]

He has a famous cipher named after him.

Hehe, I had the right answer from the beginning. My username was wrong! Thanks for the help, Sena.

[brainisdead]

thanks for the help on level 3.
I don't understand what level 4 is asking me or who it refers to.
I'm not American which I assume the creator of this riddle is.