New answers tagged presets
In the Incandescent menu, just adjust the dot back to the 0,0 center position of the colored grid.
No. There is currently no such standard. The closest thing is Lightroom sidecar XMP files as a defacto standard. These aren't exactly human-readable (because they're XML rather than the simple key-value format you propose), but at least they're text. And they're not standardized, but some other programs (like Darktable) can at least attempt to interpret ...
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