Theoretically I am a career manager but I feel more like a hybrid between that and an entrepreneur. I have done mostly management roles but more on the technical side, some individual contributor stints, and joined my last two companies quite early (8 employees and 27).
yes, each mathematician guesses incorrectly as often as they guess correctly. but that is not the same as saying that there is a 50% chance the group "wins" on any given round. remember with the possibility of passing the number of guesses on a round need not be uniform...
Besides office hours in California NY and London we also have user groups in many cities http://www.10gen.com/user-groups and have (one day, very inexpensive) developer conferences frequently (next two in Dallas and Seattle).
Another way of thinking about the visualization is to make a model of the surface that can fold up to form it. The shortest path (which will be a diagonal if not a straight line) on any of those is the answer.
Quite interesting to me how the HN demographic has changed. Oracle usage is up dramatically from a year ago, and I don't think it's because Oracle has grown :)
Thanks. Didn't expect as much interest as I got - would definitely have worked longer on the post if I thought thousands of people would have read it :)
My view is not that relational is bad, but that the world needs an alternative.