some dicks most likley gonna flame you for asking....but the posts are endless here and its hard to fidn the info you need...i understand....but to tell the truth...no one really knows....some guys been leacing codes for people to figure out and one of them was somthing like stryker is on cloud ZZ...one would think cool then strikers in coffin ZZ but there in no ZZ!! so go figure i guess?? anways just go to the
"Brady Guide NOT so bad after all... Klues Inside to Secrets!!! ::possible spoilers::: ( 1 2 .. 16 17)" Topic and read more about it!
hope this helps solve your confusion! but i bet it just adds more...as it did with me lol

Hopefully the names of past characters in the clouds will be addressed during Chat Monday.