...before any of this matters though: - is non-destructive editing implemented yet in GIMP? - is stability finally improved, can I running without a never end

...before any of this matters though: - is non-destructive editing implemented yet in GIMP? - is stability finally improved, can I running without a never ending crashfest on both ubuntu and macos? bc tbh the UI was never the issue for GIMP, it just wasn't good enough software.