Sounds to me like the author originally went in looking for technical chops, not friendship/compatibility. A cofounder isn't someone you throw a project at and

Sounds to me like the author originally went in looking for technical chops, not friendship/compatibility. A cofounder isn't someone you throw a project at and expect results, it's a relationship. Compatibility means so much more when you're founding a company together (not just having the other person work on your idea), than technical ability.