From what I have seen, I don't believe they ever intended to support those apps that didn't provide decorations. The move towards CSD was intentional for them a

From what I have seen, I don't believe they ever intended to support those apps that didn't provide decorations. The move towards CSD was intentional for them and started 10 years ago, and supporting those CSD apps is the primary focus. This wasn't a problem for Qt apps either because Qt does provide decorations.