Ardour 5.9 released

The Ardour audio editor project has announced the 5.9release. "Ardour 5.9 is now available, representing several months of development that spans some new features and many improvements and fixes.Among other things, some significant optimizations were made to redrawperformance on OS X/macOS that may be apparent if you are using Ardour onthat platform. There were further improvements to tempo and MIDI relatedfeatures and lots of small improvements to state serialization. Support forthe Presonus Faderport 8 control surface was added"