Hi,
Let's put it this way, Capture One is even worse. If you know better post your own samples, please!
The images below are from Doug's test of the IQ250 vs the IQ 260, and processed in Capture One, with noise reduction set to zero and defaults.
Best regards
Erik
Then the demosaicing is failing. People may stop noticing because they always seem to get blobs of magenta and cyan in their darks. It's time to reality check that. How many landscapes have blobs of magenta and cyan? It is clearly a product of the software.