Cephalopod husbandry is improving and interest in them as models for studying molecular biology, neurology, intelligence, and other subjects is increasing. There is interesting discussion of the ethics of using cephalopods as lab animals also in this story.
https://www.washingtonpost.com/nati...6abcbcd212a_story.html?utm_term=.a0c2cdb74301
https://www.washingtonpost.com/nati...6abcbcd212a_story.html?utm_term=.a0c2cdb74301