[theunraveler]

Not necessarily. Several Symfony components rely on doctrine/common simply for parsing annotations, even if you are not using Doctrine for anything else.

[jentulman]

Oh okay. I'd never noticed that because I've always got doctrine in use anyway. /me wanders off to look more closely at the components.

[jmias]

Witch clearly proves that is a bad idea because it injects a dependency on some other lib