[chatmasta]

Surely "Operation 401" would be more appropriate. "Operation 451" would be best but that might be giving away the plot a bit too much.

[usrusr]

Perhaps they weren't all that optimistic they would find anyone ;)

Bonus points of course when those who know more than one http status were pessimistic, while all unable to get that nuance were optimistic, and would not have knowingly accepted a pessimistic operation name.

[rjbwork]

Definitely too on the nose. 402 probably sits in the same boat lol.