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10:33 PM
It's interesting to look up first posts by top users. For example, one finds that the top user among those whose first post was a question is Michael Hardy. Here's his first post:
2
Q: Mercator versus cylindrical projections

Michael HardyIf I'm not mistaken, the Mercator projection is characterized by these two properties: (1) It is conformal, and (2) It maps curves of constant bearing on the sphere to straight lines in the plane. I.e. $\theta$ degrees east of north corresponds to a certain slope on the map regardless of where...

 

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