I sat next to him at a conference once (scala-exchange). Had a nice chat before the keynote started. I had no idea who he was. But when at the Q&A he started gr

I sat next to him at a conference once (scala-exchange). Had a nice chat before the keynote started. I had no idea who he was. But when at the Q&A he started grilling the speaker the fog lifted and I realised who was next to me. And yes, he was a nice guy.