Resizing windows on macOS Tahoe – the saga continues

## macOS 26.3, Release Candidate In the release notes for macOS 26.3 RC, Apple stated that the window-resizing issue I demonstrated in [my recent blog post](https://noheger.at/blog/2026/01/11/the-struggle-of-resizing-windows-on-macos-tahoe/) had been resolved. I was happy to read that, but also curious about what had actually changed. So I wrote a little test app. It performs a pixel-by-pixel scan…