What's new: some DSP improvement: now amplifiers and cab sims sound more natural and dynamic; improved the quality of oversampling filters. What's fixed: drag-n-drop bug issue; some file permissions issue; rare crash when loading impulses; volume changes when resampling IRs; an issue with feedback in Mt-Chorus; issue where Ardour would repeatedly try to resize editors; a rare bug where backing track looped, even when looping was disabled; misc bug fixes, improvements and documentation updates.