Crazy and technically capable are not mutually exclusive characteristics. Nor does a single joke somehow 'erase' a career. I'm not sure why you would think that

Crazy and technically capable are not mutually exclusive characteristics. Nor does a single joke somehow 'erase' a career. I'm not sure why you would think that. I think it would be irresponsible to not consider a person's mental stability when considering them for any kind of relationship, particularly as an advisor.