> If you read that, quote again, he is saying "how can you quantify safety in a card?"

Everyone familiar with LLM research understands what is meant by “card”.

He was being obtuse to try to dodge the question and simultaneously give performance for his fans.

For model cards in general, I have a suspicion that grok's training includes a fair amount of distillation off their competitors' models. That should be disclosed in a model card, and one of the reasons they likely don't want to release one.