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Decided to go with both
Cons: Column priopriority: what is now. Raw will be better. Avoid arrays of boolean (for C++) and unsigned typpetype (for Fortran)
Flexible new features: able to slice and dice the ObsSPace. Imagine the ObsSpace as a spreadsheet.
New code will be wrapped in the existing ObsSpace. All existing functions will still be applicable.Coding will start soon. We are just finishing the design.
Then the wrapper will be removed, if this is not too much work.
Integration: Will start soon to move the code into IODA repository (see slides for schedule). There will also be optimization work.
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