(Responding for Jon because he's in meetings this AM) -- The first two questions are related, and actually somewhat adressed in Jon's "frequency" section. I'm n

(Responding for Jon because he's in meetings this AM) -- The first two questions are related, and actually somewhat adressed in Jon's "frequency" section. I'm not sure what the "exact" distance between the events should be, but as he mentions in the blog post, "setting the events far enough apart that each time feels like a special event - a welcome visit from an absent friend." This is likely different for different people and companies. Regarding other departments -- yes! Everyone participated in giving ideas, feedback, etc. In fact, it's actually the sales people who fell in love with the results of the hackathon the most and are now vocally asking for more hackathons.