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Comment by throwaway4good

Here is an open source implementation that converts from WGS84 to GJC2:

https://github.com/googollee/eviltransform/blob/master/java/...

https://github.com/googollee/eviltransform/blob/master/java/...

And converting the other way by a kind of binary search, I guess using a flaw in the obfuscation:

https://github.com/googollee/eviltransform/blob/master/java/...

All seems very silly by today standards and I would think it hardly made sense back in 2002 when this was apparently devised.

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