☐ Do reference calls on each other. Ask people who have worked with your potential co-founder what it was like working with them, and for advice on how to work with them effectively. It’s best if you do this
we’ve just been running it very quietly. We added a link on the Y Combinator homepage and so far we’ve already gotten over 3,000 engineers to sign up and fill out a profile. More exciting to me is that of those 3,000 engineers, the vast majority of them...