Yamato scowls, less out of anger (although there's plenty of that) and more because that bubbling, unpleasant feeling of terror that another friend of his might die without him being able to help is starting to rise up in him again.

"Well, look who finally decided to chat. I was starting to think you were giving us the cold shoulder," he growls, opening up the display on his wrist computer and starting up Koushiro's cracking program, typing away at it as he works to get back into the Cortex's systems. "Still not brave enough to put in a personal appearance, though."