Originally Posted by Dagoro
I used to think it was a message, which would tell Sasuke about the massacre from Itachi's pov followed by something mushy enough to make Sasuke change. However, since Sasuke is a colossal douche that wants no help, something useful for combat would make more sense at this point.
But if that's that, the crow's being used NOW, so that means it won't reach Sasuke, unless the crow is just reacting instead of being used. Perhaps we should wait for the next chapter before drawing any conclusions on it.