I think the title is misleading. Quite highly. They didn't inject information. They injected stimuli for some sensation, and monkeys learned how to interpret i

I think the title is misleading. Quite highly. They didn't inject information. They injected stimuli for some sensation, and monkeys learned how to interpret it. So, what they did is they gave monkeys spidey senses, which they could trigger. And would make equally catchy title.