### Is your feature request related to a problem? Not a problem. ### Describe the solution you'd like A command-line switch to apply "shuffle" in the cmor.write configuration should be provided. This would toggle the application of cmor.set_deflate(varid, True, True, 1) in mpas.py: write_cmor() Applying shuffle appears to reduce output file size by 14%, but incurs a significant performance cost. ### Describe alternatives you've considered _No response_ ### Additional context _No response_