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Mercator v Reality
(i.imgur.com)
For the map enthused!
Rules:
post relevant content: interesting, informative, and/or pretty maps
be nice
And no projection is perfect they all introduce weird things, like this equirectangular map which is not conformal or equal area.
This one has been mentioned a few times: https://en.wikipedia.org/wiki/Kavrayskiy_VII_projection