Osman worried Hussen was vindictive but appointed him for his governance commitment.

Evidence

President Osman had only one concern about Hussen’s character. He thought that the new prime minister designate was hard on his opponents and sometimes vindictive, but these were relatively minor blemishes given his courage, tenacity, and commitment to good governance and democratic accountability. — Abdi Ismail Samatar, Africa’s First Democrats, 1403