I don't know the answer to that question, but Card was an editor for Compute! books for nine months[1](video interview), and in that role wrote a two-part series about computer game development 40 years ago, in issues 38[2] and 39[3] of Compute! magazine.
25 years ago, a friend quickly learned how to answer an online MBTI so that he could consistently score neutral on all four axes. I think that was the most entertaining approach that I've seen.