[QGIS-Developer] QGIS 4.0 - let's start some early discussions!

[Even Rouault]

> For me, the biggest pain point in current API relates to all the use
> of CRS database id values. These are redundant, fragile, and block us
> from some nice features we should have through proj 6. I'd very much
> like to kill these and require AUTH:ID codes everywhere, but that's a
> break. I've hacked around it as best I can for now, but it IS limiting
> the extent we can utilise the new world of projections.

How would you handle custom CRS (for example WKT definitions) that aren't 
registered by a authority ?

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