I was acquainted with Bob over 20 years ago, when he was a software developer in St. Louis, attending various St. Louis area developer meetings. I remember at t

I was acquainted with Bob over 20 years ago, when he was a software developer in St. Louis, attending various St. Louis area developer meetings. I remember at the time thinking that he was a startling combination of very personable and incredibly sharp. I was not surprised at all to hear he headed west to Google, made his way up to CTO of Square, and onward from there.