Exploring DOOM

But should you choose to get lost and ignore the guiding lights, you’re bound to discover something. And that’s the fun thing about exploration in DOOM: it’s never forced, but it’s almost always rewarding.

Battlefield 1 and the Pigeon of Doom

Remember that it is 1918. They didn’t have radios in tanks back then. And yes, they really did use messenger pigeons during The Great War. So given a bit of context, it’s not that absurd for a commander to send a message back to HQ on the foot of a pigeon.